Pith Number

pith:XXWEOAIN

pith:2004:XXWEOAINAI6OH7TDO4XDJLLDEC

not attested not anchored not stored refs pending

Total Opacity of Local Group Galaxies and Large Scale Structure behind the Galactic Bulge

(2) Space Telescope Science Institute, 3), (3) Kapteyn Institute, (4) Academia Sinica Institute of Astronomy, Astrophysics, Baltimore, Benne Holwerda (2, Groningen, Laurent Loinard (1), MD, Mexico, Morelia, Ronald J. Allen (2), Rosa A. Gonzalez (1), Sebastien Muller (4) ((1) Centro de Radioastronomia y Astrofisica, Taipei, Taiwan), The Netherlands, UNAM, USA

arxiv:astro-ph/0407467 v1 · 2004-07-21 · 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{XXWEOAINAI6OH7TDO4XDJLLDEC}

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	2026-07-04T14:13:40.624909Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

bdec47010d023ce3fe63772e34ad632099723c8d58b91c6a9865fe835b4bc890

Aliases

arxiv: astro-ph/0407467 · arxiv_version: astro-ph/0407467v1 · doi: 10.48550/arxiv.astro-ph/0407467 · pith_short_12: XXWEOAINAI6O · pith_short_16: XXWEOAINAI6OH7TD · pith_short_8: XXWEOAIN

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/XXWEOAINAI6OH7TDO4XDJLLDEC \
  | 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: bdec47010d023ce3fe63772e34ad632099723c8d58b91c6a9865fe835b4bc890

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ed70b5062f153410b6aabef516e2b5eb1ae26f20d2ecd44336676cb3cc30529",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-07-21T23:34:01Z",
    "title_canon_sha256": "ecda75eac1294b6748afd568f68f6340d52caa9681ede9dd1b92453b039da8fe"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0407467",
    "kind": "arxiv",
    "version": 1
  }
}