Pith Number

pith:AC6B5KIW

pith:2022:AC6B5KIWG636INROSRVED6LE4A

not attested not anchored not stored refs pending

Combinatorial Persistent Homology Transform

Amit Patel, Brittany Terese Fasy

arxiv:2208.05243 v2 · 2022-08-10 · math.AT · cs.CG · math.CT

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{AC6B5KIWG636INROSRVED6LE4A}

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.

Cited by

1 paper in Pith

Galois Connections in Persistent Homology

Receipt and verification

First computed	2026-07-05T08:19:17.840302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

00bc1ea91637b7e4362e946a41f964e031e23ef04d0bf9993ec4dc247183c089

Aliases

arxiv: 2208.05243 · arxiv_version: 2208.05243v2 · doi: 10.48550/arxiv.2208.05243 · pith_short_12: AC6B5KIWG636 · pith_short_16: AC6B5KIWG636INRO · pith_short_8: AC6B5KIW

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/AC6B5KIWG636INROSRVED6LE4A \
  | 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: 00bc1ea91637b7e4362e946a41f964e031e23ef04d0bf9993ec4dc247183c089

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d1354b0df209bee988d0838ed88db510fa7bd5b476f0abff0bd3f4d56e0c3b38",
    "cross_cats_sorted": [
      "cs.CG",
      "math.CT"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.AT",
    "submitted_at": "2022-08-10T09:51:13Z",
    "title_canon_sha256": "ff2217cfc55d5299e12e3372a0d3f626741c7440b12bf3f8309def2541f7e913"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2208.05243",
    "kind": "arxiv",
    "version": 2
  }
}