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[Puzzle Solved]
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| #notext; #signed; #puzzle |
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;
⏳;
c8347225;
like;
flag;
remove
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Comment
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ItemAttributes
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| attribute | value |
|---|---|
| Checksum: | Yes |
| SHA1 (chain.log): | c83472250e1d1797c0d9404c7ad2c0fbc59f9d36 |
| Next: | #like |
| Previous: | #like |
| Sequence: | 24 |
| Notarized: | 1728173416.26906 |
| File Time: | 1728173416 |
| File: | /txt/c8/34/c83472250e1d1797c0d9404c7ad2c0fbc59f9d36.txt 1728173416; 815 bytes |
| File Size: | 815 |
| Signature: | ⏳ 67353CE208C07C6B |
| Signed: | 1683116281 |
| Type: | txt |
| puzzle_input: | |
| puzzle_prefix: | 1337 |
| puzzle_result: | |
| Puzzled: | 1683116273 |
| SHA1 (Perl, Digest::SHA): | c83472250e1d1797c0d9404c7ad2c0fbc59f9d36 |
| Title: | [Puzzle Solved] |
SELECT DISTINCT attribute, value FROM item_attribute WHERE attribute not in ('cookie', 'client') AND file_hash LIKE 'c83472250e1d1797c0d9404c7ad2c0fbc59f9d36%' ORDER BY attribute
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Search
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| Google Perplexity DuckDuckGo Bing Brave A1go1ia Wikipedia English Wikipedia Russian Wikipedia Ukrainian Tildes Lobsters |
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Publish
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localhost:2784 |
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Share
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Classify
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Chain
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| Sequence: | 24 |
| Next: | #like |
| Previous: | #like |
SELECT
attribute,
value
FROM
item_attribute
JOIN item_flat ON (item_attribute.file_hash = item_flat.file_hash)
WHERE
item_attribute.file_hash = 'c83472250e1d1797c0d9404c7ad2c0fbc59f9d36' AND
attribute IN ('chain_next', 'chain_previous', 'chain_sequence')
ORDER BY
NOT (attribute = 'chain_sequence')
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Timestamps
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| Notarized: | 1728173416.26906 |
| File Time: | 1728173416 |
| Signed: | 1683116281 |
| Puzzled: | 1683116273 |
SELECT attribute, value FROM item_attribute WHERE file_hash = 'c83472250e1d1797c0d9404c7ad2c0fbc59f9d36' AND attribute LIKE '%_timestamp'
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Hashes
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| SHA1 (chain.log): | c83472250e1d1797c0d9404c7ad2c0fbc59f9d36 |
| SHA1 (Perl, Digest::SHA): | c83472250e1d1797c0d9404c7ad2c0fbc59f9d36 |
SELECT attribute, value FROM item_attribute WHERE file_hash = 'c83472250e1d1797c0d9404c7ad2c0fbc59f9d36' AND attribute IN('sha1', 'sha1sum', 'chain_hash')
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index_log
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| indexing begins file hash = c83472250e1d1797c0d9404c7ad2c0fbc59f9d36 file stat: size = 815; mod time = 1728173416 --- puzzle: 67353CE208C07C6B 1683116273 0.6367906715809251 finished finding tokens tokens found: 0 --- item timestamp: 1728173416.26906 |
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Verify
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This item includes a PGP signature.
curl -s -o chain.log http://localhost:2784/chain.log
# download chain and save it as chain.log
curl -s -o chain_log_verify.py http://localhost:2784/chain_log_verify.txt
# download chain log verification script and save it as chain_log_verify.py
python3 chain_log_verify.py chain.log
# use python to run the chain log verification script
curl -s -o pubkey.txt http://localhost:2784
# download author's public key and save as author_pubkey.txt
sha1sum author_pubkey.txt
# print hash of author_pubkey.txt
sha1sum author_pubkey.txt | cut -d ' ' -f 1 | xargs -I {} grep {} chain.log
# verify that hash of author_pubkey.txt is is in chain.log
gpg --import author_pubkey.txt
# import public key into GnuPG keychain
curl -s -o message.txt http://localhost:2784/txt/c8/34/c83472250e1d1797c0d9404c7ad2c0fbc59f9d36.txt
# download the message file and save it as message.txt
sha1sum message.txt
# print the hash of message.txt
sha1sum message.txt | cut -d ' ' -f 1 | xargs -I {} grep {} chain.log
# verify that the hash is in chain.log
gpg --verify message.txt
# verify message signature with GnuPG
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gpg_stderr
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| gpg: Signature made Wed May 3 05:18:01 2023 PDT gpg: using RSA key 67353CE208C07C6B gpg: Can't check signature: No public key |
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Cart
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