Pith Number

pith:JMEZBGAM

pith:2015:JMEZBGAM3UTXFENCM4HUKIWV2K

not attested not anchored not stored refs pending

Algebraic and model theoretic methods in constraint satisfaction

Michael Pinsker

arxiv:1507.00931 v1 · 2015-07-03 · math.LO · cs.CC · math.RA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JMEZBGAM3UTXFENCM4HUKIWV2K}

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	2026-05-18T01:37:22.261882Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b0990980cdd277291a2670f4522d5d2b6fa33f760a8a34a0ead3f7af3951622

Aliases

arxiv: 1507.00931 · arxiv_version: 1507.00931v1 · doi: 10.48550/arxiv.1507.00931 · pith_short_12: JMEZBGAM3UTX · pith_short_16: JMEZBGAM3UTXFENC · pith_short_8: JMEZBGAM

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/JMEZBGAM3UTXFENCM4HUKIWV2K \
  | 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: 4b0990980cdd277291a2670f4522d5d2b6fa33f760a8a34a0ead3f7af3951622

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "74492adff74567483ce640409bbd92d8c8f6c325f48b02de62398d8a019f9965",
    "cross_cats_sorted": [
      "cs.CC",
      "math.RA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.LO",
    "submitted_at": "2015-07-03T15:00:25Z",
    "title_canon_sha256": "24c923ed4c6c1883312f3ff19cf72681071a517d189e03a61963c24d6c3530e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1507.00931",
    "kind": "arxiv",
    "version": 1
  }
}