Pith Number

pith:TIZ5VH2V

pith:2014:TIZ5VH2VOOX77M24ZCBZNMQWDE

not attested not anchored not stored refs pending

Kontsevich spaces of rational curves on Fano hypersurfaces

David Yang, Eric Riedl

arxiv:1409.3802 v2 · 2014-09-12 · 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{TIZ5VH2VOOX77M24ZCBZNMQWDE}

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	2026-05-18T01:03:24.133875Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9a33da9f5573afffb35cc88396b216190256eb6b8660b884a991720cfc20718f

Aliases

arxiv: 1409.3802 · arxiv_version: 1409.3802v2 · doi: 10.48550/arxiv.1409.3802 · pith_short_12: TIZ5VH2VOOX7 · pith_short_16: TIZ5VH2VOOX77M24 · pith_short_8: TIZ5VH2V

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/TIZ5VH2VOOX77M24ZCBZNMQWDE \
  | 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: 9a33da9f5573afffb35cc88396b216190256eb6b8660b884a991720cfc20718f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e853e67921155962408dc62161bfdbe5b721c6a406c5217d1929652956df37ad",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2014-09-12T17:33:30Z",
    "title_canon_sha256": "c787df334a4ac3262be1c02b8f0ff8bacbe7bc6bea6a4c051d5114a43ee6d6bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1409.3802",
    "kind": "arxiv",
    "version": 2
  }
}