Pith Number

pith:64OLYHHO

pith:2017:64OLYHHOTBCTGC5T2PJA2ZIWWV

not attested not anchored not stored refs pending

Effective non-vanishing for Fano weighted complete intersections

Luca Tasin, Marco Pizzato, Taro Sano

arxiv:1703.07344 v2 · 2017-03-21 · math.AG · math.NT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{64OLYHHOTBCTGC5T2PJA2ZIWWV}

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	2026-05-18T00:20:56.569215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f71cbc1cee9845330bb3d3d20d6516b572b0944b8227fe0ccd6fd181ffedfecb

Aliases

arxiv: 1703.07344 · arxiv_version: 1703.07344v2 · doi: 10.48550/arxiv.1703.07344 · pith_short_12: 64OLYHHOTBCT · pith_short_16: 64OLYHHOTBCTGC5T · pith_short_8: 64OLYHHO

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/64OLYHHOTBCTGC5T2PJA2ZIWWV \
  | 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: f71cbc1cee9845330bb3d3d20d6516b572b0944b8227fe0ccd6fd181ffedfecb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26e09d5e52cd9ccef507257c8dc8614230853e39c263dc39fe672b5860f089c2",
    "cross_cats_sorted": [
      "math.NT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2017-03-21T17:57:27Z",
    "title_canon_sha256": "d935c3d5a9f9e356906e540d8c3123255261176e0d4a4139404da7e85d76f8e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.07344",
    "kind": "arxiv",
    "version": 2
  }
}