Pith Number

pith:E57WAO7V

pith:2013:E57WAO7VWQOJ7DFVFW4VZTA225

not attested not anchored not stored refs pending

Distributed computation of persistent homology

Jan Reininghaus, Michael Kerber, Ulrich Bauer

arxiv:1310.0710 v1 · 2013-10-02 · cs.CG · cs.DC · math.AT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{E57WAO7VWQOJ7DFVFW4VZTA225}

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	2026-05-18T03:11:34.249215Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

277f603bf5b41c9f8cb52db95ccc1ad74fa32ee959da474dd4c816ac2a521d41

Aliases

arxiv: 1310.0710 · arxiv_version: 1310.0710v1 · doi: 10.48550/arxiv.1310.0710 · pith_short_12: E57WAO7VWQOJ · pith_short_16: E57WAO7VWQOJ7DFV · pith_short_8: E57WAO7V

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/E57WAO7VWQOJ7DFVFW4VZTA225 \
  | 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: 277f603bf5b41c9f8cb52db95ccc1ad74fa32ee959da474dd4c816ac2a521d41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc8db3eecd5178a500b5c36d783db560659f593fcfd2f5168ef5bf53016fb77a",
    "cross_cats_sorted": [
      "cs.DC",
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2013-10-02T14:08:33Z",
    "title_canon_sha256": "4488988a1f890769997155accbde1651e589f0a43a6b277af237c30f9ae66678"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1310.0710",
    "kind": "arxiv",
    "version": 1
  }
}