Pith Number

pith:SHJKITTJ

pith:2002:SHJKITTJ4OTEMKO7NO75IADXUU

not attested not anchored not stored refs pending

Prym varieties, curves with automorphisms and the Sato Grassmannian

E. G\'omez Gonz\'alez, F. J. Plaza Mart\'in, J. M. Mu\~noz Porras

arxiv:math/0207202 v2 · 2002-07-23 · 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{SHJKITTJ4OTEMKO7NO75IADXUU}

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	2026-05-18T01:08:59.865347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

91d2a44e69e3a64629df6bbfd40077a50c5dc1b266a3d16c1456133448d1c05a

Aliases

arxiv: math/0207202 · arxiv_version: math/0207202v2 · doi: 10.48550/arxiv.math/0207202 · pith_short_12: SHJKITTJ4OTE · pith_short_16: SHJKITTJ4OTEMKO7 · pith_short_8: SHJKITTJ

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/SHJKITTJ4OTEMKO7NO75IADXUU \
  | 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: 91d2a44e69e3a64629df6bbfd40077a50c5dc1b266a3d16c1456133448d1c05a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e09a298eba7d6f53c1d6b2a4104091325b1e1f3a4214d09bda19a84e1f387cb4",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2002-07-23T08:12:00Z",
    "title_canon_sha256": "c8f2336af8c37465239c3ac4de13a52488114c4b734398e8e1122aae10690b28"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0207202",
    "kind": "arxiv",
    "version": 2
  }
}