Pith Number

pith:QHISPPHW

pith:2006:QHISPPHW66DUEX7WIDQJYU2KB5

not attested not anchored not stored refs pending

The Hyperdeterminant and Triangulations of the 4-Cube

Bernd Sturmfels, Debbie Yuster, Josephine Yu, Peter Huggins

arxiv:math/0602149 v2 · 2006-02-08 · math.CO · 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{QHISPPHW66DUEX7WIDQJYU2KB5}

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	2026-05-18T01:38:24.406092Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

81d127bcf6f787425ff640e09c534a0f43bd67920d9375b6121b5b55e61ba390

Aliases

arxiv: math/0602149 · arxiv_version: math/0602149v2 · doi: 10.48550/arxiv.math/0602149 · pith_short_12: QHISPPHW66DU · pith_short_16: QHISPPHW66DUEX7W · pith_short_8: QHISPPHW

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/QHISPPHW66DUEX7WIDQJYU2KB5 \
  | 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: 81d127bcf6f787425ff640e09c534a0f43bd67920d9375b6121b5b55e61ba390

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f391e93ab1c00bd6eea0f9627d1f8011c4f92b8989c88591f5fb115464c1e429",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "math.CO",
    "submitted_at": "2006-02-08T04:22:24Z",
    "title_canon_sha256": "9da6d48d7a44de1be5f4562374c656f6038b1af4562ccaed99b1c4ba785f9c87"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0602149",
    "kind": "arxiv",
    "version": 2
  }
}