Pith Number

pith:JCIRKO35

pith:2012:JCIRKO35V7QWT5ETBIAPIDEO3L

not attested not anchored not stored refs pending

A QUMOND galactic N-body code I: Poisson solver and rotation curve fitting

Benoit Famaey, Garry W. Angus, Gianfranco Gentile, Kurt van der Heyden, Stacy S. McGaugh, W. J. G. de Blok

arxiv:1201.3185 v1 · 2012-01-16 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JCIRKO35V7QWT5ETBIAPIDEO3L}

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	2026-05-18T01:58:48.952126Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4891153b7dafe169f4930a00f40c8edaf80bab3a731b89541fa3136cb4176c5a

Aliases

arxiv: 1201.3185 · arxiv_version: 1201.3185v1 · doi: 10.48550/arxiv.1201.3185 · pith_short_12: JCIRKO35V7QW · pith_short_16: JCIRKO35V7QWT5ET · pith_short_8: JCIRKO35

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/JCIRKO35V7QWT5ETBIAPIDEO3L \
  | 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: 4891153b7dafe169f4930a00f40c8edaf80bab3a731b89541fa3136cb4176c5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fbe252f3c36db56ebd68f9e8a230ca45a6ee711830173994fead995e36fffa4e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-16T09:30:27Z",
    "title_canon_sha256": "059d1bea7fd5c08b4e1ebcddc9ede66c5986836196264e56c3ad3c9d3b6828e4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1201.3185",
    "kind": "arxiv",
    "version": 1
  }
}