Pith Number

pith:FCPTSCC3

pith:1997:FCPTSCC32ND4YHLLJGFSBL4YSK

not attested not anchored not stored refs pending

A property deducible from the generic initial ideal

Gunnar Floystad

arxiv:alg-geom/9708020 v1 · 1997-08-22 · alg-geom · math.AC · 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{FCPTSCC32ND4YHLLJGFSBL4YSK}

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	2026-05-18T04:06:31.683296Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

289f39085bd347cc1d6b498b20af9892afece5de916df6bc1e54e1edf0d3d263

Aliases

arxiv: alg-geom/9708020 · arxiv_version: alg-geom/9708020v1 · doi: 10.48550/arxiv.alg-geom/9708020 · pith_short_12: FCPTSCC32ND4 · pith_short_16: FCPTSCC32ND4YHLL · pith_short_8: FCPTSCC3

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/FCPTSCC32ND4YHLLJGFSBL4YSK \
  | 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: 289f39085bd347cc1d6b498b20af9892afece5de916df6bc1e54e1edf0d3d263

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "22164ed51ceb6676567adaed1b4297ae3430dd928cee09b48740b5a0f61de117",
    "cross_cats_sorted": [
      "math.AC",
      "math.AG"
    ],
    "license": "",
    "primary_cat": "alg-geom",
    "submitted_at": "1997-08-22T14:19:15Z",
    "title_canon_sha256": "86c0812f842a6cf680c1e2f7f7119d9494d8509ccd744c7b31cd7b95014d4acb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "alg-geom/9708020",
    "kind": "arxiv",
    "version": 1
  }
}