Pith Number

pith:SW44YWMT

pith:2019:SW44YWMT6GRWOLT3V3IASGAW6E

not attested not anchored not stored refs pending

Topological Data Analysis in Information Space

Herbert Edelsbrunner, Hubert Wagner, Ziga Virk

arxiv:1903.08510 v2 · 2019-03-20 · cs.CG

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SW44YWMT6GRWOLT3V3IASGAW6E}

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	2026-05-17T23:49:59.161766Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

95b9cc5993f1a3672e7baed0091816f1308690a6aee33fe8169d576c71ab3b43

Aliases

arxiv: 1903.08510 · arxiv_version: 1903.08510v2 · doi: 10.48550/arxiv.1903.08510 · pith_short_12: SW44YWMT6GRW · pith_short_16: SW44YWMT6GRWOLT3 · pith_short_8: SW44YWMT

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/SW44YWMT6GRWOLT3V3IASGAW6E \
  | 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: 95b9cc5993f1a3672e7baed0091816f1308690a6aee33fe8169d576c71ab3b43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17b85bb90faced4f78c3ff0711bc485b187e8672ab2176feed11b803c8498bf6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2019-03-20T14:07:06Z",
    "title_canon_sha256": "b834e19ec1e43603a1585394c6de405c689955a6b59b64e53fa9684d1ff1b08b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.08510",
    "kind": "arxiv",
    "version": 2
  }
}