Pith Number

pith:FLXN5CEF

pith:2003:FLXN5CEFHVR3K4IDSGU35DEW5N

not attested not anchored not stored refs pending

Fossil HII Regions: Self-Limiting Star Formation at High Redshift

S. Peng Oh (Caltech), Zoltan Haiman (Columbia)

arxiv:astro-ph/0307135 v1 · 2003-07-08 · 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{FLXN5CEFHVR3K4IDSGU35DEW5N}

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.

Cited by

1 paper in Pith

GW231123: A Possible Primordial Black Hole Origin

Receipt and verification

First computed	2026-07-04T16:52:07.283293Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2aeede88853d63b5710391a9be8c96eb72994c4cc982d93bbcbe9f76a9f6ac55

Aliases

arxiv: astro-ph/0307135 · arxiv_version: astro-ph/0307135v1 · doi: 10.48550/arxiv.astro-ph/0307135 · pith_short_12: FLXN5CEFHVR3 · pith_short_16: FLXN5CEFHVR3K4ID · pith_short_8: FLXN5CEF

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/FLXN5CEFHVR3K4IDSGU35DEW5N \
  | 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: 2aeede88853d63b5710391a9be8c96eb72994c4cc982d93bbcbe9f76a9f6ac55

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2a7f5f93bf4007c7412b1729688ff8216ce5313a19a9fbb580906a2bf07ffbc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-07-08T02:20:59Z",
    "title_canon_sha256": "91fea1e900ecef925685b24b5fa27dfe9e28cbb68bbda7f53deec0e59a9879aa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0307135",
    "kind": "arxiv",
    "version": 1
  }
}