Pith Number

pith:4BKSRCCG

pith:2013:4BKSRCCGPBQJJCOTL5FCYEAZGW

not attested not anchored not stored refs pending

Large Unicellular maps in high genus

Gourab Ray

arxiv:1307.1224 v2 · 2013-07-04 · math.PR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4BKSRCCGPBQJJCOTL5FCYEAZGW}

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	2026-05-18T02:55:20.587341Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e05528884678609489d35f4a2c1019358527c3adb80d7e5fe4f3b200b7920d08

Aliases

arxiv: 1307.1224 · arxiv_version: 1307.1224v2 · doi: 10.48550/arxiv.1307.1224 · pith_short_12: 4BKSRCCGPBQJ · pith_short_16: 4BKSRCCGPBQJJCOT · pith_short_8: 4BKSRCCG

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/4BKSRCCGPBQJJCOTL5FCYEAZGW \
  | 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: e05528884678609489d35f4a2c1019358527c3adb80d7e5fe4f3b200b7920d08

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63f0604f3775a1ec10e10442d9929c8c51c8249e81edc21af74bb82df645fa5e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.PR",
    "submitted_at": "2013-07-04T07:03:13Z",
    "title_canon_sha256": "252d9448babafcce259eaa45122b02f99bb75423f7e315537d46bf2134bf1c67"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1307.1224",
    "kind": "arxiv",
    "version": 2
  }
}