Pith Number

pith:RGJXF5B7

pith:2009:RGJXF5B7HDM5UUHJNOV5Z24DR5

not attested not anchored not stored refs pending

Prym varieties of triple coverings

Angela Ortega, Herbert Lange

arxiv:0911.5224 v2 · 2009-11-27 · 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{RGJXF5B7HDM5UUHJNOV5Z24DR5}

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	2026-05-18T04:25:50.853112Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

899372f43f38d9da50e96babdceb838f4468ad626adf6363c39539cf21569b95

Aliases

arxiv: 0911.5224 · arxiv_version: 0911.5224v2 · doi: 10.48550/arxiv.0911.5224 · pith_short_12: RGJXF5B7HDM5 · pith_short_16: RGJXF5B7HDM5UUHJ · pith_short_8: RGJXF5B7

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/RGJXF5B7HDM5UUHJNOV5Z24DR5 \
  | 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: 899372f43f38d9da50e96babdceb838f4468ad626adf6363c39539cf21569b95

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db12f2477f08c05b8f1a00be8c10d62b6ae932faba6c5ba5784ccab73668962a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2009-11-27T09:08:48Z",
    "title_canon_sha256": "3dc0e3f6dd5795a8e4a63d30ea285d254bd6816f4ba6b12e4d641a7a5ff0bec6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.5224",
    "kind": "arxiv",
    "version": 2
  }
}