Pith Number

pith:DFHTXB3V

pith:2004:DFHTXB3V6JLADJ33MENRUTSMJA

not attested not anchored not stored refs pending

Lectures on D-branes, Gauge Theories and Calabi-Yau Singularities

Yang-Hui He

arxiv:hep-th/0408142 v1 · 2004-08-18 · hep-th · 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{DFHTXB3V6JLADJ33MENRUTSMJA}

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	2026-07-04T14:48:11.190291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

194f3b8775f25601a77b611b1a4e4c482f2ec5829d08d23ad4441757a235a7db

Aliases

arxiv: hep-th/0408142 · arxiv_version: hep-th/0408142v1 · doi: 10.48550/arxiv.hep-th/0408142 · pith_short_12: DFHTXB3V6JLA · pith_short_16: DFHTXB3V6JLADJ33 · pith_short_8: DFHTXB3V

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/DFHTXB3V6JLADJ33MENRUTSMJA \
  | 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: 194f3b8775f25601a77b611b1a4e4c482f2ec5829d08d23ad4441757a235a7db

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b520a5ea4daff31f191880011f73ff8400c31018b0a3884f1ab83d567c106395",
    "cross_cats_sorted": [
      "math.AG"
    ],
    "license": "",
    "primary_cat": "hep-th",
    "submitted_at": "2004-08-18T18:17:07Z",
    "title_canon_sha256": "1cfbf8b2601ddc9a4675c9a456a71b182b91c2a8fc7b35b4ca3a1aa7d1d6d191"
  },
  "schema_version": "1.0",
  "source": {
    "id": "hep-th/0408142",
    "kind": "arxiv",
    "version": 1
  }
}