Pith Number

pith:ZRQGAWO5

pith:2013:ZRQGAWO56YF5U3ET3MWJTEW3Y6

not attested not anchored not stored refs pending

The Graph Grammar Library - a generic framework for chemical graph rewrite systems

Christoph Flamm, Heinz Ekker, Martin Mann

arxiv:1304.1356 v1 · 2013-04-04 · cs.MS · cs.CE · q-bio.BM · q-bio.MN

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZRQGAWO56YF5U3ET3MWJTEW3Y6}

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	2026-05-18T03:29:03.618527Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc606059ddf60bda6c93db2c9992dbc7b79771a2f5c4487bb8967dda5d588cc0

Aliases

arxiv: 1304.1356 · arxiv_version: 1304.1356v1 · doi: 10.48550/arxiv.1304.1356 · pith_short_12: ZRQGAWO56YF5 · pith_short_16: ZRQGAWO56YF5U3ET · pith_short_8: ZRQGAWO5

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/ZRQGAWO56YF5U3ET3MWJTEW3Y6 \
  | 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: cc606059ddf60bda6c93db2c9992dbc7b79771a2f5c4487bb8967dda5d588cc0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d393f08702ed04bf76430deaa8f13e2559fa7b99535b313d79915eb68bb382e",
    "cross_cats_sorted": [
      "cs.CE",
      "q-bio.BM",
      "q-bio.MN"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.MS",
    "submitted_at": "2013-04-04T13:06:34Z",
    "title_canon_sha256": "519df42b9fbc0c98b51854a6a953b743655fe59d97194b161f774f7388556747"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.1356",
    "kind": "arxiv",
    "version": 1
  }
}