Pith Number

pith:KJDL7APR

pith:2020:KJDL7APROJEV5XTHEPZC6LFJCS

not attested not anchored not stored refs pending

Cubical Ripser: Software for computing persistent homology of image and volume data

Kazushi Ahara, Shizuo Kaji, Takeki Sudo

arxiv:2005.12692 v2 · 2020-05-23 · cs.CV · 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{KJDL7APROJEV5XTHEPZC6LFJCS}

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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.

Cited by

5 papers in Pith

Topology-Informed Neural Networks for Flood Detection in Optical and Synthetic Aperture Radar Imagery

The 3D Structure and Kinematics of the Local Disk-Halo Interface: Intermediate-velocity Clouds are the Minority of High-altitude Clouds in the Solar Neighborhood

From Frames to Features: Scalable Zigzag Persistence for Binary Video

Quantifying displacement: an urban expansion consequence via persistent homology

Receipt and verification

First computed	2026-07-05T01:09:44.876379Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5246bf81f172495ede6723f22f2ca91497e9cad9473e0135700cc4ff56236503

Aliases

arxiv: 2005.12692 · arxiv_version: 2005.12692v2 · doi: 10.48550/arxiv.2005.12692 · pith_short_12: KJDL7APROJEV · pith_short_16: KJDL7APROJEV5XTH · pith_short_8: KJDL7APR

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/KJDL7APROJEV5XTHEPZC6LFJCS \
  | 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: 5246bf81f172495ede6723f22f2ca91497e9cad9473e0135700cc4ff56236503

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "46e738da7b56523aadcab4477c0cf3e26a8f6d4189111c871233eeb407b3ae8f",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2020-05-23T08:25:49Z",
    "title_canon_sha256": "4a49de0ea11beaba3587a20b49c779e92284462308fb3c73bea779addafdab31"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2005.12692",
    "kind": "arxiv",
    "version": 2
  }
}