Pith Number

pith:CQE5JOQU

pith:2019:CQE5JOQUF4WLFHBTKV44VSNUBM

not attested not anchored not stored refs pending

Dimer Models and Hochschild Cohomology

Michael Wong

arxiv:1908.03005 v1 · 2019-08-08 · math.RA · math.AG · math.RT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{CQE5JOQUF4WLFHBTKV44VSNUBM}

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	2026-07-04T23:52:37.482031Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1409d4ba142f2cb29c335579cac9b40b1d78e5d027570b6b759be6c9a036d36b

Aliases

arxiv: 1908.03005 · arxiv_version: 1908.03005v1 · doi: 10.48550/arxiv.1908.03005 · pith_short_12: CQE5JOQUF4WL · pith_short_16: CQE5JOQUF4WLFHBT · pith_short_8: CQE5JOQU

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/CQE5JOQUF4WLFHBTKV44VSNUBM \
  | 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: 1409d4ba142f2cb29c335579cac9b40b1d78e5d027570b6b759be6c9a036d36b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f05fd91eb59c6573a9cbb4a077033ecd10d403a3bc488d1b201dac1284ab1ea",
    "cross_cats_sorted": [
      "math.AG",
      "math.RT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.RA",
    "submitted_at": "2019-08-08T10:31:15Z",
    "title_canon_sha256": "83dfb5c4cc20710fb58ecdaa65081cf07c5cd3197ed31014c2e13309e2db9f58"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.03005",
    "kind": "arxiv",
    "version": 1
  }
}