Pith Number

pith:Q4GIQZEU

pith:2003:Q4GIQZEUMZDKIN3CSPVWDZAJKL

not attested not anchored not stored refs pending

Bright Lyman Break Galaxy Candidates in the Sloan Digital Sky Survey First Data Release

David H. Weinberg, Misty C. Bentz, Patrick S. Osmer

arxiv:astro-ph/0309641 v3 · 2003-09-23 · 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{Q4GIQZEUMZDKIN3CSPVWDZAJKL}

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	2026-07-04T16:51:44.667567Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

870c8864946646a4376293eb61e40952e49d81e2a3ab285ccb6efd0512080d33

Aliases

arxiv: astro-ph/0309641 · arxiv_version: astro-ph/0309641v3 · doi: 10.48550/arxiv.astro-ph/0309641 · pith_short_12: Q4GIQZEUMZDK · pith_short_16: Q4GIQZEUMZDKIN3C · pith_short_8: Q4GIQZEU

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/Q4GIQZEUMZDKIN3CSPVWDZAJKL \
  | 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: 870c8864946646a4376293eb61e40952e49d81e2a3ab285ccb6efd0512080d33

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4545be88cd85ffb8f59c764ff9ca1ad1bff5456702fab78a5138d754556248e1",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-09-23T19:08:45Z",
    "title_canon_sha256": "f7f44c1f03f24d6ef208298a84b4566130cdb3901e26536cb2e96b0e291479d8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0309641",
    "kind": "arxiv",
    "version": 3
  }
}