Pith Number

pith:XQUWTDTF

pith:2014:XQUWTDTFHQC5ZMHPYHZLQYFXJS

not attested not anchored not stored refs pending

The saturation number for Cayley's cubic surface

Yuchao Wang

arxiv:1406.6963 v1 · 2014-06-26 · math.NT · 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{XQUWTDTFHQC5ZMHPYHZLQYFXJS}

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	2026-05-18T02:48:55.392283Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bc29698e653c05dcb0efc1f2b860b74c85b6e76aa75337a605220dc1e47558ff

Aliases

arxiv: 1406.6963 · arxiv_version: 1406.6963v1 · doi: 10.48550/arxiv.1406.6963 · pith_short_12: XQUWTDTFHQC5 · pith_short_16: XQUWTDTFHQC5ZMHP · pith_short_8: XQUWTDTF

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/XQUWTDTFHQC5ZMHPYHZLQYFXJS \
  | 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: bc29698e653c05dcb0efc1f2b860b74c85b6e76aa75337a605220dc1e47558ff

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4fab17b8bc4c4613412a3c3042f829068b2b8e41f508b504ee13f0b2568241e5",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.NT",
    "submitted_at": "2014-06-26T18:04:14Z",
    "title_canon_sha256": "74d46d24f2a4c7903cf4553aa61e60bdf0fc13f26f8516f6452d7f86ecd8b0d3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.6963",
    "kind": "arxiv",
    "version": 1
  }
}