Pith Number

pith:VRVQRZEY

pith:2004:VRVQRZEYHLGYUORE46Q5LRSM4N

not attested not anchored not stored refs pending

Optical Imaging of Very Luminous Infrared Galaxy Systems: Photometric Properties and Late Evolution

Howard Bushouse, Kirk D. Borne, Luis Colina, Ray A. Lucas, Santiago Arribas

arxiv:astro-ph/0402375 v1 · 2004-02-16 · 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{VRVQRZEYHLGYUORE46Q5LRSM4N}

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	2026-07-04T16:43:02.863683Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ac6b08e4983acd8a3a24e7a1d5c64ce356cc1523a794fd96ca49c17713a1bc43

Aliases

arxiv: astro-ph/0402375 · arxiv_version: astro-ph/0402375v1 · doi: 10.48550/arxiv.astro-ph/0402375 · pith_short_12: VRVQRZEYHLGY · pith_short_16: VRVQRZEYHLGYUORE · pith_short_8: VRVQRZEY

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/VRVQRZEYHLGYUORE46Q5LRSM4N \
  | 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: ac6b08e4983acd8a3a24e7a1d5c64ce356cc1523a794fd96ca49c17713a1bc43

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b2f0b0399061881c84f7ef560ac61b15c80fdc198fe7d2e6336a998c23a04fe5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-02-16T16:16:34Z",
    "title_canon_sha256": "7381672ee2ce95f69f653decb5e4e44e669dd6882955ba6b0d18fc88711b11bf"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0402375",
    "kind": "arxiv",
    "version": 1
  }
}