Pith Number

pith:HD5ZPHZC

pith:2006:HD5ZPHZCEFOW56FGY4LKFP6SS4

not attested not anchored not stored refs pending

A hole in the sky - The dependence of the galaxy luminosity function on the environment

C. Wolf, E. van Kampen, J.A. Peacock, K. Meisenheimer, S. Phleps

arxiv:astro-ph/0611287 v1 · 2006-11-09 · 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{HD5ZPHZCEFOW56FGY4LKFP6SS4}

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	2026-07-04T14:57:25.347103Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

38fb979f22215d6ef8a6c716a2bfd29710d77dda25e83993d80217d3827aff5d

Aliases

arxiv: astro-ph/0611287 · arxiv_version: astro-ph/0611287v1 · doi: 10.48550/arxiv.astro-ph/0611287 · pith_short_12: HD5ZPHZCEFOW · pith_short_16: HD5ZPHZCEFOW56FG · pith_short_8: HD5ZPHZC

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/HD5ZPHZCEFOW56FGY4LKFP6SS4 \
  | 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: 38fb979f22215d6ef8a6c716a2bfd29710d77dda25e83993d80217d3827aff5d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "63b2e8eb930383aa3ace99a193db0e430088dd0472b4c7a1b3e21b40e5e695c0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-09T09:56:07Z",
    "title_canon_sha256": "9aeea9a3473077e740553b40cfd74d47101121852ea09c4517826748bd6f8846"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611287",
    "kind": "arxiv",
    "version": 1
  }
}