Pith Number

pith:7V2CMKRA

pith:2011:7V2CMKRAIM3YZ7RNDJFC7ACNFC

not attested not anchored not stored refs pending

Evidence for inhomogeneous reionization in the local Universe from metal-poor globular cluster systems

Aaron J. Romanowsky, Ben Moore, Duncan A. Forbes, Jay Strader, Jean P. Brodie, J\"urg Diemand, Lee R. Spitler

arxiv:1112.2213 v2 · 2011-12-09 · 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{7V2CMKRAIM3YZ7RNDJFC7ACNFC}

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	2026-05-18T01:59:12.440546Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd74262a2043378cfe2d1a4a2f804d28acc6188b60420d588bee82d17354e074

Aliases

arxiv: 1112.2213 · arxiv_version: 1112.2213v2 · doi: 10.48550/arxiv.1112.2213 · pith_short_12: 7V2CMKRAIM3Y · pith_short_16: 7V2CMKRAIM3YZ7RN · pith_short_8: 7V2CMKRA

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/7V2CMKRAIM3YZ7RNDJFC7ACNFC \
  | 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: fd74262a2043378cfe2d1a4a2f804d28acc6188b60420d588bee82d17354e074

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "502573d5bab0a8369a3463548499d8531973de0dbee8158679ef6325cde2e67b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2011-12-09T21:00:04Z",
    "title_canon_sha256": "e7a7785c1d63ad3dd528e23df8f59d06c7da0ca257a333c582833c4f1a525bf1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1112.2213",
    "kind": "arxiv",
    "version": 2
  }
}