Pith Number
pith:OIP547UN
pith:2019:OIP547UNZ5JIQPSL2XUUDPRHRT
not attested
not anchored
not stored
refs pending
The Lean mathematical library
arxiv:1910.09336 v2 · 2019-10-21 · cs.LO · math.LO
Add to your LaTeX paper
\usepackage{pith}
\pithnumber{OIP547UNZ5JIQPSL2XUUDPRHRT}
Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge
Record completeness
1
Bitcoin timestamp
2
Internet Archive
3
Author claim
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claim
4
Citations
5
Replications
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Portable graph bundle live · download bundle · merged
state
The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same
current state with the deterministic merge algorithm.
Cited by
Receipt and verification
| First computed | 2026-07-05T00:35:52.737677Z |
|---|---|
| Builder | pith-number-builder-2026-05-17-v1 |
| Signature | Pith Ed25519
(pith-v1-2026-05) · public key |
| Schema | pith-number/v1.0 |
Canonical hash
721fde7e8dcf52883e4bd5e941be278ce9f2e1e7a3149b83196ffe51cb36eacd
Aliases
· · · · ·Agent API
Verify this Pith Number yourself
curl -sH 'Accept: application/ld+json' https://pith.science/pith/OIP547UNZ5JIQPSL2XUUDPRHRT \
| jq -c '.canonical_record' \
| python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 721fde7e8dcf52883e4bd5e941be278ce9f2e1e7a3149b83196ffe51cb36eacd
Canonical record JSON
{
"metadata": {
"abstract_canon_sha256": "75b79eebdc9002b20c7e4dceffb2164fa7c9d24f485a6ef6e2abab4e3c86c4e4",
"cross_cats_sorted": [
"math.LO"
],
"license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
"primary_cat": "cs.LO",
"submitted_at": "2019-10-21T13:08:24Z",
"title_canon_sha256": "6104e7f76973136ebe29b995cefb5229ee5b627c9bd0bf51367d67aa0e840a8d"
},
"schema_version": "1.0",
"source": {
"id": "1910.09336",
"kind": "arxiv",
"version": 2
}
}