Pith Number

pith:FAFG4H2O

pith:2012:FAFG4H2OJ2RLD24M75ZFFVUNDU

not attested not anchored not stored refs pending

Gamma-Ray-Burst Host Galaxy Surveys at Redshift z>4: Probes of Star Formation Rate and Cosmic Reionization

Emily M. Levesque, J. Michael Shull, John T. Stocke, Michele Trenti, Rosalba Perna

arxiv:1202.0010 v2 · 2012-01-31 · astro-ph.CO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{FAFG4H2OJ2RLD24M75ZFFVUNDU}

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	2026-05-18T01:58:37.281286Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

280a6e1f4e4ea2b1eb8cff7252d68d1d3c362f18d412271706f3b1f79f4dd6d0

Aliases

arxiv: 1202.0010 · arxiv_version: 1202.0010v2 · doi: 10.48550/arxiv.1202.0010 · pith_short_12: FAFG4H2OJ2RL · pith_short_16: FAFG4H2OJ2RLD24M · pith_short_8: FAFG4H2O

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/FAFG4H2OJ2RLD24M75ZFFVUNDU \
  | 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: 280a6e1f4e4ea2b1eb8cff7252d68d1d3c362f18d412271706f3b1f79f4dd6d0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "cde73b1fe72a4516b5494e38c7060673013d8d4f49b2134bb6b6931ce8eba56d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2012-01-31T21:00:05Z",
    "title_canon_sha256": "ae4ba5c3ecb7bc27449aea0c1790113b708292d1dfcf72d27dab6b41774180a8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0010",
    "kind": "arxiv",
    "version": 2
  }
}