Pith Number

pith:HRNC75LU

pith:2012:HRNC75LUUG7OLYZU6MYYGXOO5D

not attested not anchored not stored refs pending

Modes of Convergence for Term Graph Rewriting

Patrick Bahr (Department of Computer Science, University of Copenhagen)

arxiv:1205.0357 v2 · 2012-05-02 · cs.LO · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HRNC75LUUG7OLYZU6MYYGXOO5D}

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	2026-05-18T01:37:38.838296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c5a2ff574a1bee5e334f331835dcee8e819d5ec475a7f53c85b685a5efa14c5

Aliases

arxiv: 1205.0357 · arxiv_version: 1205.0357v2 · doi: 10.48550/arxiv.1205.0357 · pith_short_12: HRNC75LUUG7O · pith_short_16: HRNC75LUUG7OLYZU · pith_short_8: HRNC75LU

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/HRNC75LUUG7OLYZU6MYYGXOO5D \
  | 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: 3c5a2ff574a1bee5e334f331835dcee8e819d5ec475a7f53c85b685a5efa14c5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "21686215b6594d0e2b16cdabcd3d85cc40149b4831d9443f60d506e73f56e7a2",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2012-05-02T08:51:15Z",
    "title_canon_sha256": "24087c1721fabc7502d10c3f2d25ec5c82c23ce153022300d4f6663c89e80c77"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1205.0357",
    "kind": "arxiv",
    "version": 2
  }
}