Pith Number

pith:CU2DX5W6

pith:2001:CU2DX5W6NNJMZUVHRM3ZFJIPRX

not attested not anchored not stored refs pending

High-resolution rotation curves of low surface brightness galaxies: Data

CIW), Erwin de Blok (ATNF), Stacy McGaugh (Univ. of Maryland), Vera Rubin (DTM

arxiv:astro-ph/0107326 v1 · 2001-07-18 · astro-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{CU2DX5W6NNJMZUVHRM3ZFJIPRX}

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	2026-07-04T16:23:43.399555Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

15343bf6de6b52ccd2a78b3792a50f8dcef9f633345a3104a9c501a757791a2f

Aliases

arxiv: astro-ph/0107326 · arxiv_version: astro-ph/0107326v1 · doi: 10.48550/arxiv.astro-ph/0107326 · pith_short_12: CU2DX5W6NNJM · pith_short_16: CU2DX5W6NNJMZUVH · pith_short_8: CU2DX5W6

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/CU2DX5W6NNJMZUVHRM3ZFJIPRX \
  | 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: 15343bf6de6b52ccd2a78b3792a50f8dcef9f633345a3104a9c501a757791a2f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e918697032620f0317ede5550c7c9c8e516fdb57e523769f61daafa9a092625a",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-07-18T00:26:51Z",
    "title_canon_sha256": "d2963c567fb8b23e2c1cc1fb269a393c6aff9fc75067331550b64407f69d9d06"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0107326",
    "kind": "arxiv",
    "version": 1
  }
}