Pith Number

pith:7WU6WB5B

pith:2004:7WU6WB5BA26OQ5IF6WKNLKPCLU

not attested not anchored not stored refs pending

The cosmological significance of Low Surface Brightness galaxies found in a deep blind neutral-hydrogen survey

A. E. Wright, B. K. Gibson, D. A. Garcia, D. F. Malin, G. D. Banks, I. M. Stewart, K. C. Freeman, M. Grossi, M. J. Disney, M. Putman, P. J. Boyce, P. M. Knezek, Q. A. Parker, R. D. Ekers, R. F. Haynes, R. F. Minchin, R. H. Lang, R. M. Price, W. J. G. de Blok

arxiv:astro-ph/0409628 v1 · 2004-09-27 · 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{7WU6WB5BA26OQ5IF6WKNLKPCLU}

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	2026-07-04T16:44:46.005167Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fda9eb07a106bce87505f594d5a9e25d074a9db86eae92b591bc8188c9db1f3b

Aliases

arxiv: astro-ph/0409628 · arxiv_version: astro-ph/0409628v1 · doi: 10.48550/arxiv.astro-ph/0409628 · pith_short_12: 7WU6WB5BA26O · pith_short_16: 7WU6WB5BA26OQ5IF · pith_short_8: 7WU6WB5B

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/7WU6WB5BA26OQ5IF6WKNLKPCLU \
  | 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: fda9eb07a106bce87505f594d5a9e25d074a9db86eae92b591bc8188c9db1f3b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "73d193cba938a7a8da37e0829b274f3112386ed4910053f643f6e3950f959d90",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-09-27T11:01:16Z",
    "title_canon_sha256": "e6e8add88f681fa96a1c96602907cbe1d0184c197c0282878083fc6121f07238"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0409628",
    "kind": "arxiv",
    "version": 1
  }
}