Pith Number

pith:WHCTLI6A

pith:2011:WHCTLI6AOJENI5TOP4K75EIWRL

not attested not anchored not stored refs pending

Categorical Abstract Rewriting Systems and Functoriality of Graph Transformation

Dominique Duval, Fr\'ed\'eric Prost, Rachid Echahed

arxiv:1101.3417 v3 · 2011-01-18 · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{WHCTLI6AOJENI5TOP4K75EIWRL}

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	2026-05-18T04:21:00.458177Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b1c535a3c07248d4766e7f15fe91168ad831c49bd717f38015f13e35dbf484db

Aliases

arxiv: 1101.3417 · arxiv_version: 1101.3417v3 · doi: 10.48550/arxiv.1101.3417 · pith_short_12: WHCTLI6AOJEN · pith_short_16: WHCTLI6AOJENI5TO · pith_short_8: WHCTLI6A

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/WHCTLI6AOJENI5TOP4K75EIWRL \
  | 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: b1c535a3c07248d4766e7f15fe91168ad831c49bd717f38015f13e35dbf484db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7374dc1cf85b177cc4f6c1a3671207a3becb8341f733358fbe521bf4f996f087",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2011-01-18T10:37:37Z",
    "title_canon_sha256": "6315f940b451c97c70cdf27b91d6f1812ba1f2426370a0974b06e86c9b5455ee"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1101.3417",
    "kind": "arxiv",
    "version": 3
  }
}