Pith Number

pith:QV4EWHX7

pith:2014:QV4EWHX7LLQAKHLY63BLGC66GF

not attested not anchored not stored refs pending

On quadri-algebras

Lo\"ic Foissy

arxiv:1411.6501 v2 · 2014-11-24 · 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{QV4EWHX7LLQAKHLY63BLGC66GF}

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	2026-05-18T02:32:52.805327Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85784b1eff5ae0051d78f6c2b30bde314a0ddcfedd5b7b247b2eb01ddaf5f93d

Aliases

arxiv: 1411.6501 · arxiv_version: 1411.6501v2 · doi: 10.48550/arxiv.1411.6501 · pith_short_12: QV4EWHX7LLQA · pith_short_16: QV4EWHX7LLQAKHLY · pith_short_8: QV4EWHX7

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/QV4EWHX7LLQAKHLY63BLGC66GF \
  | 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: 85784b1eff5ae0051d78f6c2b30bde314a0ddcfedd5b7b247b2eb01ddaf5f93d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "405b830b80706f9a4fddf441cc83f6ce3a4056acb02f7d404319946f2e1d21ea",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2014-11-24T16:04:23Z",
    "title_canon_sha256": "8c340e4f7eeff46b463070c2b807194e4c1adb5e56176327b6e905e470c46c4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1411.6501",
    "kind": "arxiv",
    "version": 2
  }
}