Pith Number

pith:B7G6XPJS

pith:2020:B7G6XPJSGM25GNJ6FO2I5HJ6GS

not attested not anchored not stored refs pending

Persistent Homology in $\ell_{\infty}$ Metric

Gabriele Beltramo, Primoz Skraba

arxiv:2008.02071 v3 · 2020-08-05 · cs.CG · 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{B7G6XPJSGM25GNJ6FO2I5HJ6GS}

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	2026-07-05T02:46:09.649495Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0fcdebbd323335d3353e2bb48e9d3e34afa2c611314dd83039037f0f279a16c3

Aliases

arxiv: 2008.02071 · arxiv_version: 2008.02071v3 · doi: 10.48550/arxiv.2008.02071 · pith_short_12: B7G6XPJSGM25 · pith_short_16: B7G6XPJSGM25GNJ6 · pith_short_8: B7G6XPJS

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/B7G6XPJSGM25GNJ6FO2I5HJ6GS \
  | 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: 0fcdebbd323335d3353e2bb48e9d3e34afa2c611314dd83039037f0f279a16c3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1d73376851656411f6675fdcfbaf8a6af5e786fd271e5dd8be73e4cff2f5ee3e",
    "cross_cats_sorted": [
      "math.AT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CG",
    "submitted_at": "2020-08-05T12:26:18Z",
    "title_canon_sha256": "fc768ad4ede68b02df2d03021039615c0e3d8f2441d8976fa6e8e9845c7502f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2008.02071",
    "kind": "arxiv",
    "version": 3
  }
}