Pith Number

pith:UOMU4WJK

pith:2011:UOMU4WJKZPGTZP6LH34TXF2OQX

not attested not anchored not stored refs pending

Algebraic structures on double and plane posets

Lo\"ic Foissy (LM-Reims)

arxiv:1101.5231 v4 · 2011-01-27 · math.RA

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UOMU4WJKZPGTZP6LH34TXF2OQX}

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 open · sign in to claim

4 Citations open

5 Replications open

✓ 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.

Receipt and verification

First computed	2026-05-18T03:21:54.238756Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a3994e592acbcd3cbfcb3ef93b974e85d068768d60e52484c2836b05595636ca

Aliases

arxiv: 1101.5231 · arxiv_version: 1101.5231v4 · doi: 10.48550/arxiv.1101.5231 · pith_short_12: UOMU4WJKZPGT · pith_short_16: UOMU4WJKZPGTZP6L · pith_short_8: UOMU4WJK

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/UOMU4WJKZPGTZP6LH34TXF2OQX \
  | 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: a3994e592acbcd3cbfcb3ef93b974e85d068768d60e52484c2836b05595636ca

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6d021ed9642deca6b5014740f9a8878739c336c1022791923bd679ce5c239d0d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2011-01-27T09:14:07Z",
    "title_canon_sha256": "858842ca87ddf80dc829e467a257a36735bf0de84b7fb76257384febdca9014c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.5231",
    "kind": "arxiv",
    "version": 4
  }
}