Pith Number

pith:SGHBVFRP

pith:2004:SGHBVFRPJT5AUX3BPWRQDDDL7N

not attested not anchored not stored refs pending

GEMS: which galaxies dominate the z~0.7 ultraviolet luminosity density?

A. Borch, B. Haeussler, C. Heymans, C. Wolf, C. Y. Peng, D. H. McIntosh, E. F. Bell, H.-W. Rix, J. A. R. Caldwell, K. Jahnke, K. Meisenheimer, L. Wisotzki, M. Barden, R. S. Somerville, S. F. Sanchez, S. Jogee, S. V. W. Beckwith

arxiv:astro-ph/0408289 v2 · 2004-08-16 · 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{SGHBVFRPJT5AUX3BPWRQDDDL7N}

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	2026-07-04T16:44:29.831100Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

918e1a962f4cfa0a5f617da3018c6bfb6f3ed0d8a982a7178d78bdaccd901b11

Aliases

arxiv: astro-ph/0408289 · arxiv_version: astro-ph/0408289v2 · doi: 10.48550/arxiv.astro-ph/0408289 · pith_short_12: SGHBVFRPJT5A · pith_short_16: SGHBVFRPJT5AUX3B · pith_short_8: SGHBVFRP

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/SGHBVFRPJT5AUX3BPWRQDDDL7N \
  | 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: 918e1a962f4cfa0a5f617da3018c6bfb6f3ed0d8a982a7178d78bdaccd901b11

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7cfea25e155bb39b59a464683486096fa49b1e2c91a95e4a033c8ad60c8e69f5",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-08-16T14:56:21Z",
    "title_canon_sha256": "ee461463e2afbfc4d8f431a2bee2434980d669bda39db39be5f4e4cb78e43615"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0408289",
    "kind": "arxiv",
    "version": 2
  }
}