Pith Number

pith:LH6265VZ

pith:2005:LH6265VZOJWMVGSJRC54XQUQC6

not attested not anchored not stored refs pending

On certain moduli spaces of ideal sheaves and Donaldson-Thomas invariants

Sheldon Katz, Wei-ping Li, Zhenbo Qin

arxiv:math/0508133 v2 · 2005-08-07 · 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{LH6265VZOJWMVGSJRC54XQUQC6}

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	2026-05-18T01:05:23.269509Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

59fdaf76b9726cca9a4988bbcbc29017b1b8a5248a152b7bec61a851bd6a2f16

Aliases

arxiv: math/0508133 · arxiv_version: math/0508133v2 · doi: 10.48550/arxiv.math/0508133 · pith_short_12: LH6265VZOJWM · pith_short_16: LH6265VZOJWMVGSJ · pith_short_8: LH6265VZ

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/LH6265VZOJWMVGSJRC54XQUQC6 \
  | 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: 59fdaf76b9726cca9a4988bbcbc29017b1b8a5248a152b7bec61a851bd6a2f16

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96398eb6c9c4aad1c785cf2c8a815e519f35a35a73ece7a1d5e9c6c3a41b90c2",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2005-08-07T15:12:57Z",
    "title_canon_sha256": "38d638f8e91370d2a72801c5185ad7c333dfdacd5ef9b0d3b5d4120b013451c3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0508133",
    "kind": "arxiv",
    "version": 2
  }
}