Pith Number

pith:4XXLSM4X

pith:1999:4XXLSM4XAIBYWNQWG3XHJCOZ7T

not attested not anchored not stored refs pending

The Nature of Lyman Break Galaxies in Cosmological Hydrodynamic Simulations

David H. Weinberg (Ohio State), Jeffrey P. Gardner (U. Washington), Lars Hernquist (CfA), Neal Katz (UMass), Romeel Dav\'e (Princeton)

arxiv:astro-ph/9910220 v1 · 1999-10-12 · 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{4XXLSM4XAIBYWNQWG3XHJCOZ7T}

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	2026-07-04T14:17:12.562533Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e5eeb9339702038b361636ee7489d9fcf1289ee4b77ba02b3d975e73b43085e5

Aliases

arxiv: astro-ph/9910220 · arxiv_version: astro-ph/9910220v1 · doi: 10.48550/arxiv.astro-ph/9910220 · pith_short_12: 4XXLSM4XAIBY · pith_short_16: 4XXLSM4XAIBYWNQW · pith_short_8: 4XXLSM4X

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/4XXLSM4XAIBYWNQWG3XHJCOZ7T \
  | 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: e5eeb9339702038b361636ee7489d9fcf1289ee4b77ba02b3d975e73b43085e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e6bcb7cade2d903f2deddf5ed7dd564fafdcae7bb33d363a4da533178369fe36",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1999-10-12T20:00:31Z",
    "title_canon_sha256": "395f954f0d3318c6eab9e4686824d82e3bed1dfdf88f9df233c3772b97b5816b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9910220",
    "kind": "arxiv",
    "version": 1
  }
}