Pith Number

pith:FVNIBCCX

pith:2009:FVNIBCCXWDFCOKXAQZSCXM73OZ

not attested not anchored not stored refs pending

The Star Formation Rate in the Reionization Era as Indicated by Gamma-ray Bursts

Andrew M. Hopkins, Hasan Yuksel, John F. Beacom, J. Stuart B. Wyithe, Matthew D. Kistler

arxiv:0906.0590 v2 · 2009-06-02 · astro-ph.CO · astro-ph.GA · astro-ph.HE

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FVNIBCCXWDFCOKXAQZSCXM73OZ}

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

2 papers in Pith

Astro2020 Science White Paper: Exploration and characterization of the earliest epoch of galaxy formation: beyond the re-ionization era

Interstellar dust production, destruction and effects of dust depletion in galaxies

Receipt and verification

First computed	2026-05-18T04:29:42.860238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2d5a808857b0ca272ae086642bb3fb766166051bd1a39929e69af581eeb37308

Aliases

arxiv: 0906.0590 · arxiv_version: 0906.0590v2 · doi: 10.48550/arxiv.0906.0590 · pith_short_12: FVNIBCCXWDFC · pith_short_16: FVNIBCCXWDFCOKXA · pith_short_8: FVNIBCCX

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/FVNIBCCXWDFCOKXAQZSCXM73OZ \
  | 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: 2d5a808857b0ca272ae086642bb3fb766166051bd1a39929e69af581eeb37308

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f52c6ebdc9e318b80d52da46641563ad6528ac1a949a047965769b4f1fc6f90c",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-06-02T20:24:53Z",
    "title_canon_sha256": "58a4649209b5a4191f325eba9dbc8c8f617537e967b88d1497c33682b1cc278d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0906.0590",
    "kind": "arxiv",
    "version": 2
  }
}