Pith Number

pith:JKSTV5XB

pith:2010:JKSTV5XB5KNLNXRMFRPOVHVRQF

not attested not anchored not stored refs pending

The Alexander module of a trigonal curve

Alex Degtyarev

arxiv:1008.2550 v2 · 2010-08-15 · 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{JKSTV5XB5KNLNXRMFRPOVHVRQF}

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	2026-05-18T02:50:24.636347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4aa53af6e1ea9ab6de2c2c5eea9eb1816f945c5acf3f5ff28ebcdc9afe11c4e3

Aliases

arxiv: 1008.2550 · arxiv_version: 1008.2550v2 · doi: 10.48550/arxiv.1008.2550 · pith_short_12: JKSTV5XB5KNL · pith_short_16: JKSTV5XB5KNLNXRM · pith_short_8: JKSTV5XB

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/JKSTV5XB5KNLNXRMFRPOVHVRQF \
  | 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: 4aa53af6e1ea9ab6de2c2c5eea9eb1816f945c5acf3f5ff28ebcdc9afe11c4e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6c2cb9c3d872e99ca1771c5da044d8997158b3d95dffc5e9354dc4892c688dc2",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AG",
    "submitted_at": "2010-08-15T20:49:53Z",
    "title_canon_sha256": "1e5f40446488a71e210653ef9f6c2e4d2c8aa1a47e785d1a6b82216027568cea"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1008.2550",
    "kind": "arxiv",
    "version": 2
  }
}