Pith Number

pith:3IXFYEWO

pith:2013:3IXFYEWOIGW5HFK6GPZ5XZ2UPU

not attested not anchored not stored refs pending

LEDDB: LOFAR Epoch of Reionization Diagnostic Database

A. G. de Bruyn, A. R. Offringa, L. V. E. Koopmans, O. Martinez-Rubi, P. Lampropoulos, S. Yatawatta, S. Zaroubi, V. Jelic, V. K. Veligatla

arxiv:1302.4462 v1 · 2013-02-18 · astro-ph.IM · cs.DB

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{3IXFYEWOIGW5HFK6GPZ5XZ2UPU}

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	2026-05-18T03:33:13.234688Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

da2e5c12ce41add3955e33f3dbe7547d1b42392871a5125039c42f01425d9a68

Aliases

arxiv: 1302.4462 · arxiv_version: 1302.4462v1 · doi: 10.48550/arxiv.1302.4462 · pith_short_12: 3IXFYEWOIGW5 · pith_short_16: 3IXFYEWOIGW5HFK6 · pith_short_8: 3IXFYEWO

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/3IXFYEWOIGW5HFK6GPZ5XZ2UPU \
  | 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: da2e5c12ce41add3955e33f3dbe7547d1b42392871a5125039c42f01425d9a68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bce2526a317f4111d00f891084d29cf986f380c31e1183a0162440b35861015",
    "cross_cats_sorted": [
      "cs.DB"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.IM",
    "submitted_at": "2013-02-18T21:21:35Z",
    "title_canon_sha256": "61f1730b121494cff62596c3cf14a6dc71f691a75a8067a716ba9869958d3dcd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.4462",
    "kind": "arxiv",
    "version": 1
  }
}