Pith Number

pith:JYFWNEKF

pith:2010:JYFWNEKFHNSRK7PQN3X6TLFUYV

not attested not anchored not stored refs pending

Classification of 3D consistent quad-equations

Raphael Boll

arxiv:1009.4007 v2 · 2010-09-21 · nlin.SI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JYFWNEKFHNSRK7PQN3X6TLFUYV}

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	2026-05-18T02:05:19.405674Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4e0b6691453b65157df06eefe9acb4c548ed18dca409614c95f2e4d28067e93a

Aliases

arxiv: 1009.4007 · arxiv_version: 1009.4007v2 · doi: 10.48550/arxiv.1009.4007 · pith_short_12: JYFWNEKFHNSR · pith_short_16: JYFWNEKFHNSRK7PQ · pith_short_8: JYFWNEKF

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/JYFWNEKFHNSRK7PQN3X6TLFUYV \
  | 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: 4e0b6691453b65157df06eefe9acb4c548ed18dca409614c95f2e4d28067e93a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ea58ae6bfd3f6b73351f26b75033f2ca7ffb2fd51a09a747e613966b4ca823d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "nlin.SI",
    "submitted_at": "2010-09-21T06:38:27Z",
    "title_canon_sha256": "c4f8cf2517901680d237c90c1062318249a2f493da0a499467d6637daadde50a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1009.4007",
    "kind": "arxiv",
    "version": 2
  }
}