Pith Number

pith:FQOHVCFT

pith:2001:FQOHVCFTP43YHQXWTBVR7MTFUI

not attested not anchored not stored refs pending

The Ursa Major Cluster of Galaxies. V ; HI Rotation Curve Shapes and the Tully-Fisher Relations

M.A.W. Verheijen

arxiv:astro-ph/0108225 v1 · 2001-08-13 · 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{FQOHVCFTP43YHQXWTBVR7MTFUI}

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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

FAST Ultra-Deep Survey: the baryonic Tully-Fisher relation in FUDS0 field

Receipt and verification

First computed	2026-07-04T17:29:17.292734Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2c1c7a88b37f3783c2f6986b1fb265a21349c2bbbb5ed0d93dba8c11daaeff93

Aliases

arxiv: astro-ph/0108225 · arxiv_version: astro-ph/0108225v1 · doi: 10.48550/arxiv.astro-ph/0108225 · pith_short_12: FQOHVCFTP43Y · pith_short_16: FQOHVCFTP43YHQXW · pith_short_8: FQOHVCFT

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/FQOHVCFTP43YHQXWTBVR7MTFUI \
  | 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: 2c1c7a88b37f3783c2f6986b1fb265a21349c2bbbb5ed0d93dba8c11daaeff93

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6154d9aa7ab8a4cbaf1d0fafa45fa3ce54057d0bf1f0a56a4bf07f77f2778dc0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2001-08-13T23:52:03Z",
    "title_canon_sha256": "93965e738e31ccb232540e71d9e8b817e67ca32aaeeea660334feb939203e02e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0108225",
    "kind": "arxiv",
    "version": 1
  }
}