Pith Number

pith:D6XIZ4MN

pith:2016:D6XIZ4MNLXXVJAIZDF5BEIFCHH

not attested not anchored not stored refs pending

Number of points of a nonsingular hypersurface in an odd-dimensional projective space

Masaaki Homma, Seon Jeong Kim

arxiv:1611.02371 v1 · 2016-11-08 · 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{D6XIZ4MNLXXVJAIZDF5BEIFCHH}

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	2026-05-18T00:59:52.271063Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1fae8cf18d5def548119197a1220a239de22096749f0af2e50cc1c31ed404f44

Aliases

arxiv: 1611.02371 · arxiv_version: 1611.02371v1 · doi: 10.48550/arxiv.1611.02371 · pith_short_12: D6XIZ4MNLXXV · pith_short_16: D6XIZ4MNLXXVJAIZ · pith_short_8: D6XIZ4MN

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/D6XIZ4MNLXXVJAIZDF5BEIFCHH \
  | 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: 1fae8cf18d5def548119197a1220a239de22096749f0af2e50cc1c31ed404f44

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb68abfd57e0f9ff8b3f5a9b251ac6d3032ba405cae18c949cc90e87c0ec03fd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2016-11-08T02:46:26Z",
    "title_canon_sha256": "921398121c196a87a88f3f6e082c26c59238449f686b86bbd6345581f2556678"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1611.02371",
    "kind": "arxiv",
    "version": 1
  }
}