Pith Number

pith:NZ4J5KXB

pith:2017:NZ4J5KXBC2P4OZUUCQL4NOZNGH

not attested not anchored not stored refs pending

A note on rational curves on general Fano hypersurfaces

Dennis Tseng

arxiv:1709.09740 v2 · 2017-09-27 · 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{NZ4J5KXBC2P4OZUUCQL4NOZNGH}

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	2026-05-17T23:55:05.298414Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6e789eaae1169fc766941417c6bb2d31ea205cd074d76f3b28a316860a77c0fb

Aliases

arxiv: 1709.09740 · arxiv_version: 1709.09740v2 · doi: 10.48550/arxiv.1709.09740 · pith_short_12: NZ4J5KXBC2P4 · pith_short_16: NZ4J5KXBC2P4OZUU · pith_short_8: NZ4J5KXB

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/NZ4J5KXBC2P4OZUUCQL4NOZNGH \
  | 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: 6e789eaae1169fc766941417c6bb2d31ea205cd074d76f3b28a316860a77c0fb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c348c0dc58cb859878f1f07cd2d8a88156df470249de8d825a28e0c5c04b8fa",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-09-27T21:30:24Z",
    "title_canon_sha256": "661153ebcc7a3feb630eb452432ca67d89381b9c6cf66110dcb5fefd23d3ade7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.09740",
    "kind": "arxiv",
    "version": 2
  }
}