Pith Number

pith:Y5EGUQ3O

pith:2015:Y5EGUQ3ORXKVWKU2I4723LOYDS

not attested not anchored not stored refs pending

An algorithm for the normal bundle of rational monomial curves

Alberto Alzati, Alfonso Tortora, Riccardo Re

arxiv:1512.07094 v1 · 2015-12-22 · 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{Y5EGUQ3ORXKVWKU2I4723LOYDS}

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	2026-05-18T01:23:52.906532Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c7486a436e8dd55b2a9a473fadadd81c89afe51fdfacea79de681a941bffc7f0

Aliases

arxiv: 1512.07094 · arxiv_version: 1512.07094v1 · doi: 10.48550/arxiv.1512.07094 · pith_short_12: Y5EGUQ3ORXKV · pith_short_16: Y5EGUQ3ORXKVWKU2 · pith_short_8: Y5EGUQ3O

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/Y5EGUQ3ORXKVWKU2I4723LOYDS \
  | 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: c7486a436e8dd55b2a9a473fadadd81c89afe51fdfacea79de681a941bffc7f0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e217964ac91b1f8570f27c18344341278148fcedfb303896ad0920a17289f539",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2015-12-22T14:14:30Z",
    "title_canon_sha256": "ef5937d2a93027a94866c3c402ce83f8b83226dfe52978cb1d84edbbdc07b263"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.07094",
    "kind": "arxiv",
    "version": 1
  }
}