Pith Number

pith:HYT7Z74A

pith:2004:HYT7Z74ARAO7VSC3G5VZICHOUK

not attested not anchored not stored refs pending

The Environmental Dependence of Galaxy Properties in the Local Universe: Dependence on Luminosity, Local Density, and System Richness

Jon Brinkman, Kazuhiro Shimasaku, Masayuki Tanaka, Sadanori Okamura, Tomotsugu Goto

arxiv:astro-ph/0411132 v1 · 2004-11-05 · 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{HYT7Z74ARAO7VSC3G5VZICHOUK}

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	2026-07-04T16:45:07.451825Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3e27fcff80881dfac85b376b9408eea2a9a706d22adead1c033da2da14b07dbd

Aliases

arxiv: astro-ph/0411132 · arxiv_version: astro-ph/0411132v1 · doi: 10.48550/arxiv.astro-ph/0411132 · pith_short_12: HYT7Z74ARAO7 · pith_short_16: HYT7Z74ARAO7VSC3 · pith_short_8: HYT7Z74A

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/HYT7Z74ARAO7VSC3G5VZICHOUK \
  | 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: 3e27fcff80881dfac85b376b9408eea2a9a706d22adead1c033da2da14b07dbd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3cf037509fd4ceae99f51e9d4f67cf0e0169fd04a9869946c75fb0d80eb75916",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-11-05T08:55:53Z",
    "title_canon_sha256": "b86899435aee9cc3e5230094a65d0daab0df41f008330fe1025a657bd7d99d5c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0411132",
    "kind": "arxiv",
    "version": 1
  }
}