Pith Number

pith:L65XIMEF

pith:2008:L65XIMEFVXE7BY65JLQ4CVGT5Q

not attested not anchored not stored refs pending

Pattern-based Model-to-Model Transformation: Long Version

Esther Guerra, Juan de Lara

arxiv:0805.4745 v1 · 2008-05-30 · cs.SE · cs.DM · 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{L65XIMEFVXE7BY65JLQ4CVGT5Q}

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	2026-07-04T15:34:49.350516Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5fbb743085adc9f0e3dd4ae1c154d3ec2407caaabb27aa5323a27ee8822687d6

Aliases

arxiv: 0805.4745 · arxiv_version: 0805.4745v1 · doi: 10.48550/arxiv.0805.4745 · pith_short_12: L65XIMEFVXE7 · pith_short_16: L65XIMEFVXE7BY65 · pith_short_8: L65XIMEF

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/L65XIMEFVXE7BY65JLQ4CVGT5Q \
  | 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: 5fbb743085adc9f0e3dd4ae1c154d3ec2407caaabb27aa5323a27ee8822687d6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1915272a87bb9868dd567b4cc44d77f9a8e92badb31707679cfa38071a045541",
    "cross_cats_sorted": [
      "cs.DM",
      "cs.LO"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2008-05-30T12:48:16Z",
    "title_canon_sha256": "b30bbf6181063e6f12541a881cabba5b20beda565359cd4351c1453c1a30d23a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0805.4745",
    "kind": "arxiv",
    "version": 1
  }
}