Pith Number

pith:OUB3DCP7

pith:2004:OUB3DCP7OVF7B55JK5GJPUC3SY

not attested not anchored not stored refs pending

Hyperbolic cone-manifolds with large cone-angles

Juan Souto

arxiv:math/0401003 v1 · 2004-01-01 · 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{OUB3DCP7OVF7B55JK5GJPUC3SY}

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	2026-05-18T02:38:00.196733Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7503b189ff754bf0f7a9574c97d05b961dffa2bcdedc19b76ad6240e1a036856

Aliases

arxiv: math/0401003 · arxiv_version: math/0401003v1 · doi: 10.48550/arxiv.math/0401003 · pith_short_12: OUB3DCP7OVF7 · pith_short_16: OUB3DCP7OVF7B55J · pith_short_8: OUB3DCP7

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/OUB3DCP7OVF7B55JK5GJPUC3SY \
  | 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: 7503b189ff754bf0f7a9574c97d05b961dffa2bcdedc19b76ad6240e1a036856

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef8200489fc31308adf1dc0034e74d13867d012d616d0d8dfaf30cbe107e91b5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "math.GT",
    "submitted_at": "2004-01-01T20:58:37Z",
    "title_canon_sha256": "2f47e36750e50f8ab273f5ef1a02e901deb153e049bc3f465beacb3676f8e968"
  },
  "schema_version": "1.0",
  "source": {
    "id": "math/0401003",
    "kind": "arxiv",
    "version": 1
  }
}