Pith Number

pith:J5R5SXLX

pith:2012:J5R5SXLXHNPI6TNFKYER2OHSQJ

not attested not anchored not stored refs pending

Mass distribution in rotating thin-disk galaxies according to Newtonian dynamics

C. F. Gallo, James Q. Feng

arxiv:1212.5317 v4 · 2012-12-21 · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{J5R5SXLXHNPI6TNFKYER2OHSQJ}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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

Galactic Rotation Curves from Full-Disk Newtonian Modeling: The Lost and Found Framework

Receipt and verification

First computed	2026-05-18T02:49:46.145188Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f63d95d773b5e8f4da556091d38f2826a83f521499e1484f98a5fe416253c51

Aliases

arxiv: 1212.5317 · arxiv_version: 1212.5317v4 · doi: 10.48550/arxiv.1212.5317 · pith_short_12: J5R5SXLXHNPI · pith_short_16: J5R5SXLXHNPI6TNF · pith_short_8: J5R5SXLX

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/J5R5SXLXHNPI6TNFKYER2OHSQJ \
  | 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: 4f63d95d773b5e8f4da556091d38f2826a83f521499e1484f98a5fe416253c51

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1c42cd6475054430b4dea313b4259b440e685a6e7390f6c1af2aa60388fcb862",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2012-12-21T02:32:49Z",
    "title_canon_sha256": "98d4774460f8bea09b0d8cb3502dd6cbe65bc5058e9205e09472e72d01c44282"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1212.5317",
    "kind": "arxiv",
    "version": 4
  }
}