Pith Number

pith:PUWMMMBQ

pith:2009:PUWMMMBQYMPY2U73LXJ54X3EDT

not attested not anchored not stored refs pending

Dimer models and Calabi-Yau algebras

Nathan Broomhead

arxiv:0901.4662 v2 · 2009-01-29 · math.AG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PUWMMMBQYMPY2U73LXJ54X3EDT}

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.

Cited by

1 paper in Pith

Machine Learning Toric Duality in Brane Tilings

Receipt and verification

First computed	2026-05-18T04:42:02.763271Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7d2cc63030c31f8d53fb5dd3de5f641cdef9fce18a6951615f955e84768a6804

Aliases

arxiv: 0901.4662 · arxiv_version: 0901.4662v2 · doi: 10.48550/arxiv.0901.4662 · pith_short_12: PUWMMMBQYMPY · pith_short_16: PUWMMMBQYMPY2U73 · pith_short_8: PUWMMMBQ

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/PUWMMMBQYMPY2U73LXJ54X3EDT \
  | 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: 7d2cc63030c31f8d53fb5dd3de5f641cdef9fce18a6951615f955e84768a6804

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "04025f6d1fe70f7252265fe0763d96f58a6d96c28c39e9eab2e8a0a83e72b6ec",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-01-29T12:39:28Z",
    "title_canon_sha256": "99d2d672d340d1f01482d9402b6f3b817ad3996f8c45ee3469cf500b54f8135f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.4662",
    "kind": "arxiv",
    "version": 2
  }
}