Pith Number

pith:UAV576L7

pith:2012:UAV576L77OU4CGGWPTVC4T6GPD

not attested not anchored not stored refs pending

The graph topology

Lubica Hola

arxiv:1207.1589 v1 · 2012-07-06 · math.GN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{UAV576L77OU4CGGWPTVC4T6GPD}

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	2026-05-18T03:51:36.760574Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a02bdff97ffba9c118d67cea2e4fc678d25045ead991af69105c8db13addf606

Aliases

arxiv: 1207.1589 · arxiv_version: 1207.1589v1 · doi: 10.48550/arxiv.1207.1589 · pith_short_12: UAV576L77OU4 · pith_short_16: UAV576L77OU4CGGW · pith_short_8: UAV576L7

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/UAV576L77OU4CGGWPTVC4T6GPD \
  | 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: a02bdff97ffba9c118d67cea2e4fc678d25045ead991af69105c8db13addf606

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "27516428dd5b7736f28029cd4729e788b46a9a3f7450ac1b70b3bdecccf40063",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GN",
    "submitted_at": "2012-07-06T11:35:26Z",
    "title_canon_sha256": "c4a8e565120f303f0c2851c1279fb385233a2bb149e7080639aad6b345b211ac"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1207.1589",
    "kind": "arxiv",
    "version": 1
  }
}