Pith Number

pith:HVIDFP7C

pith:2025:HVIDFP7CNPW3DVGMMLEMNSTRAN

not attested not anchored not stored refs pending

Two Types of Natural Kind Discovery: Nobel Meets Kuhn

Samuel Schindler

arxiv:2510.09069 v1 · 2025-10-10 · physics.hist-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HVIDFP7CNPW3DVGMMLEMNSTRAN}

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	2026-06-10T14:10:44.450255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3d5032bfe26bedb1d4cc62c8c6ca71035cc04fd990852d0e069f88cdce6e2e6b

Aliases

arxiv: 2510.09069 · arxiv_version: 2510.09069v1 · doi: 10.48550/arxiv.2510.09069 · pith_short_12: HVIDFP7CNPW3 · pith_short_16: HVIDFP7CNPW3DVGM · pith_short_8: HVIDFP7C

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/HVIDFP7CNPW3DVGMMLEMNSTRAN \
  | 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: 3d5032bfe26bedb1d4cc62c8c6ca71035cc04fd990852d0e069f88cdce6e2e6b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9f616ae28c37a2e432f4212e56f16fb107b13a07c19347c5c6e1a8207b284d6c",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.hist-ph",
    "submitted_at": "2025-10-10T07:15:41Z",
    "title_canon_sha256": "509d96d4529a86013445df71935751a1d1de5416ed4a5008035cd2ef398dff63"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2510.09069",
    "kind": "arxiv",
    "version": 1
  }
}