Pith Number

pith:JLBZQJCS

pith:2007:JLBZQJCSXCOM4FU2DRGICE3HGR

not attested not anchored not stored refs pending

Riemann surfaces, ribbon graphs and combinatorial classes

Gabriele Mondello

arxiv:0705.1792 v1 · 2007-05-12 · math.AG · math.DG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JLBZQJCSXCOM4FU2DRGICE3HGR}

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	2026-05-18T01:21:41.035395Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4ac3982452b89cce169a1c4c81136734511df31f6f965eb72eb865c015dcf547

Aliases

arxiv: 0705.1792 · arxiv_version: 0705.1792v1 · doi: 10.48550/arxiv.0705.1792 · pith_short_12: JLBZQJCSXCOM · pith_short_16: JLBZQJCSXCOM4FU2 · pith_short_8: JLBZQJCS

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/JLBZQJCSXCOM4FU2DRGICE3HGR \
  | 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: 4ac3982452b89cce169a1c4c81136734511df31f6f965eb72eb865c015dcf547

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc3a8c2bcd76d033a089be98bd1eeeef1d2033648b079baa357729fd45611bcf",
    "cross_cats_sorted": [
      "math.DG"
    ],
    "license": "",
    "primary_cat": "math.AG",
    "submitted_at": "2007-05-12T19:01:02Z",
    "title_canon_sha256": "7304266a77b46db559c231f24cdecff9d8b8d78eef4dee9a0bb4ba2a36f62f36"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.1792",
    "kind": "arxiv",
    "version": 1
  }
}