Pith Number

pith:HL7UIJKB

pith:2026:HL7UIJKB667BOI7SFAX4A5NYD3

not attested not anchored not stored refs pending

The Topological Stability Index: A Variance-Based Measure for Persistence Barcodes

Ioannis Diamantis, Joris Kirchner

arxiv:2605.29839 v1 · 2026-05-28 · math.ST · cs.IT · math.IT · physics.data-an · stat.ML · stat.TH

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HL7UIJKB667BOI7SFAX4A5NYD3}

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	2026-05-29T02:05:55.463117Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3aff442541f7be1723f2282fc075b81edb241a0f2f56bd48abf2cc1c7e2c627d

Aliases

arxiv: 2605.29839 · arxiv_version: 2605.29839v1 · doi: 10.48550/arxiv.2605.29839 · pith_short_12: HL7UIJKB667B · pith_short_16: HL7UIJKB667BOI7S · pith_short_8: HL7UIJKB

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/HL7UIJKB667BOI7SFAX4A5NYD3 \
  | 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: 3aff442541f7be1723f2282fc075b81edb241a0f2f56bd48abf2cc1c7e2c627d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5239f11729292e60c49380f0ae7f6716cf24a7b6a3b7728d6e260ea7da581f57",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT",
      "physics.data-an",
      "stat.ML",
      "stat.TH"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "math.ST",
    "submitted_at": "2026-05-28T12:21:36Z",
    "title_canon_sha256": "7295cd9ba1314440b3562057c97854110000cdd517a2ac030bc0661cbdd9e0bc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.29839",
    "kind": "arxiv",
    "version": 1
  }
}