Pith Number

pith:GN63YKMF

pith:2007:GN63YKMFLKCFURKGOIM2DNXREP

not attested not anchored not stored refs pending

Luminosity dependence of the spatial and velocity distributions of galaxies: Semi-analytic models versus the Sloan Digital Sky Survey

Cheng Li, Gerhard Boerner, Guinevere Kauffmann, Lan Wang, Xi Kang, Y.P. Jing

arxiv:astro-ph/0701218 v3 · 2007-01-09 · 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{GN63YKMFLKCFURKGOIM2DNXREP}

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	2026-07-04T15:16:30.006017Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

337dbc29855a845a45467219a1b6f123e321a99f2be4652cd5209c9b641be59a

Aliases

arxiv: astro-ph/0701218 · arxiv_version: astro-ph/0701218v3 · doi: 10.48550/arxiv.astro-ph/0701218 · pith_short_12: GN63YKMFLKCF · pith_short_16: GN63YKMFLKCFURKG · pith_short_8: GN63YKMF

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/GN63YKMFLKCFURKGOIM2DNXREP \
  | 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: 337dbc29855a845a45467219a1b6f123e321a99f2be4652cd5209c9b641be59a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba980825a979e2ee14686f38e0e0380caace82837afa7b2f79ac7c96bc2c2254",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-01-09T07:12:48Z",
    "title_canon_sha256": "c5b30ef6b209de3c7117102cb310453c7b8f0a06e8e9354211bc07a693ed94a9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0701218",
    "kind": "arxiv",
    "version": 3
  }
}