Pith Number

pith:C77WI5AL

pith:2016:C77WI5ALNZ6JJS7MPVS5FKVSXY

not attested not anchored not stored refs pending

Toric Difference Variety

Chun-Ming Yuan, Jie Wang, Xiao-Shan Gao, Zhang Huang

arxiv:1604.01958 v1 · 2016-04-07 · cs.SC · 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{C77WI5ALNZ6JJS7MPVS5FKVSXY}

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	2026-05-18T01:17:31.594228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

17ff64740b6e7c94cbec7d65d2aab2be152a9e3f0949acad7beb3d4e88c7ea8d

Aliases

arxiv: 1604.01958 · arxiv_version: 1604.01958v1 · doi: 10.48550/arxiv.1604.01958 · pith_short_12: C77WI5ALNZ6J · pith_short_16: C77WI5ALNZ6JJS7M · pith_short_8: C77WI5AL

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/C77WI5ALNZ6JJS7MPVS5FKVSXY \
  | 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: 17ff64740b6e7c94cbec7d65d2aab2be152a9e3f0949acad7beb3d4e88c7ea8d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8c688302111aa3eb1fb4c79d09618f5baa53f19fae5af1bfdbb056a81ef6fbfd",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SC",
    "submitted_at": "2016-04-07T11:23:29Z",
    "title_canon_sha256": "09e6627038a02ac506351f1b1224a4f5658ade7d2059d4670574edef5374e499"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1604.01958",
    "kind": "arxiv",
    "version": 1
  }
}