Pith Number

pith:J4BZI26T

pith:2010:J4BZI26TWWFJULSSWDX2XQ6LEQ

not attested not anchored not stored refs pending

A Machine Checked Model of Idempotent MGU Axioms For Lists of Equational Constraints

James Caldwell (University of Wyoming), Sunil Kothari (University of Wyoming)

arxiv:1012.4892 v1 · 2010-12-22 · 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{J4BZI26TWWFJULSSWDX2XQ6LEQ}

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	2026-05-18T04:32:45.013781Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f03946bd3b58a9a2e52b0efabc3cb242b41156b44dac6dce67ac4325dd9d261

Aliases

arxiv: 1012.4892 · arxiv_version: 1012.4892v1 · doi: 10.48550/arxiv.1012.4892 · pith_short_12: J4BZI26TWWFJ · pith_short_16: J4BZI26TWWFJULSS · pith_short_8: J4BZI26T

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/J4BZI26TWWFJULSSWDX2XQ6LEQ \
  | 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: 4f03946bd3b58a9a2e52b0efabc3cb242b41156b44dac6dce67ac4325dd9d261

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "80402078b83e2f3fd9414dc27eb32a102dd583afef31d5f89f49624e7361483c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.LO",
    "submitted_at": "2010-12-22T07:07:52Z",
    "title_canon_sha256": "127c666a8730d33d7131c52220328735c5ab95893cebe62b713124adc5d320c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1012.4892",
    "kind": "arxiv",
    "version": 1
  }
}