Pith Number

pith:BQ2XRPOY

pith:2003:BQ2XRPOYYABRFQCZ2VVUAXHRCT

not attested not anchored not stored refs pending

The Kinematics in the Cores of Low Surface Brightness Galaxies

D. R. Andersen, M. A. Bershady, M. A. W. Verheijen, R.A. Swaters

arxiv:astro-ph/0311480 v1 · 2003-11-20 · 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{BQ2XRPOYYABRFQCZ2VVUAXHRCT}

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	2026-07-04T14:13:12.256072Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c3578bdd8c00312c059d56b405cf114d0fab0eeea3bf3aba97eb87d8134a88a

Aliases

arxiv: astro-ph/0311480 · arxiv_version: astro-ph/0311480v1 · doi: 10.48550/arxiv.astro-ph/0311480 · pith_short_12: BQ2XRPOYYABR · pith_short_16: BQ2XRPOYYABRFQCZ · pith_short_8: BQ2XRPOY

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/BQ2XRPOYYABRFQCZ2VVUAXHRCT \
  | 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: 0c3578bdd8c00312c059d56b405cf114d0fab0eeea3bf3aba97eb87d8134a88a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3ceacad08c96262600e9bfa8037dc6acef6bb6ba039e7de6c152d9b4ad21d385",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-11-20T18:25:16Z",
    "title_canon_sha256": "0bb6b087789ee39aeb6107599d4d46126da2a9defd73ed7f2d7509fc86f61c73"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0311480",
    "kind": "arxiv",
    "version": 1
  }
}