Pith Number

pith:3Q2BGKCZ

pith:2010:3Q2BGKCZEOLS2SHQZHOFFLKU45

not attested not anchored not stored refs pending

The Block Neighborhood

Pablo Arrighi (LIG), Vincent Fabrice Nesme

arxiv:1012.1334 v1 · 2010-12-03 · cs.DM · cs.FL · nlin.CG · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3Q2BGKCZEOLS2SHQZHOFFLKU45}

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	2026-05-18T04:32:21.738218Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

dc3413285923972d48f0c9dc52ad54e77b140aaeaa6642b684eeeb8df9345195

Aliases

arxiv: 1012.1334 · arxiv_version: 1012.1334v1 · doi: 10.48550/arxiv.1012.1334 · pith_short_12: 3Q2BGKCZEOLS · pith_short_16: 3Q2BGKCZEOLS2SHQ · pith_short_8: 3Q2BGKCZ

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/3Q2BGKCZEOLS2SHQZHOFFLKU45 \
  | 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: dc3413285923972d48f0c9dc52ad54e77b140aaeaa6642b684eeeb8df9345195

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e2ca46010339e658f36112d5ef945ab37af64045c65f9c3951091a8eb57fa4c0",
    "cross_cats_sorted": [
      "cs.FL",
      "nlin.CG",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DM",
    "submitted_at": "2010-12-03T10:07:13Z",
    "title_canon_sha256": "ce34ddaa978fc9a75c86ce838ffc4e13f454553c467cc4b8d52ef7d719cf3bb8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.1334",
    "kind": "arxiv",
    "version": 1
  }
}