Pith Number

pith:V2IBXEOG

pith:2003:V2IBXEOGEGLTDZ4CP6ZVZTJ4HF

not attested not anchored not stored refs pending

Line bundles associated with normal surface singularities

Andras Nemethi

arxiv:math/0310084 v1 · 2003-10-06 · math.AG · math.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{V2IBXEOGEGLTDZ4CP6ZVZTJ4HF}

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	2026-05-18T01:05:28.586909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ae901b91c6219731e7827fb35ccd3c397cff85f8ad0c2f1429849521e80e100b

Aliases

arxiv: math/0310084 · arxiv_version: math/0310084v1 · doi: 10.48550/arxiv.math/0310084 · pith_short_12: V2IBXEOGEGLT · pith_short_16: V2IBXEOGEGLTDZ4C · pith_short_8: V2IBXEOG

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/V2IBXEOGEGLTDZ4CP6ZVZTJ4HF \
  | 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: ae901b91c6219731e7827fb35ccd3c397cff85f8ad0c2f1429849521e80e100b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ebbf7004f7d256997d074a4f9d98e50f4cd1878da1f87684400e00fe64a6b7b3",
    "cross_cats_sorted": [
      "math.GT"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2003-10-06T19:45:51Z",
    "title_canon_sha256": "dbec217203c2f671a4828a3c65501f57c77589ed535a393120de30cf1401363c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0310084",
    "kind": "arxiv",
    "version": 1
  }
}