Pith Number

pith:QBWVRA5B

pith:2006:QBWVRA5BQXLYTDWNMBRPNUP6AN

not attested not anchored not stored refs pending

Radio Galaxies in Cooling Cores: Insights from a Complete Sample

F. N. Owen, J. A. Eilek

arxiv:astro-ph/0612111 v1 · 2006-12-04 · 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{QBWVRA5BQXLYTDWNMBRPNUP6AN}

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	2026-05-18T01:40:28.574900Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

806d5883a185d7898ecd6062f6d1fe03594e97cc0b32bbe12709d6f982615b15

Aliases

arxiv: astro-ph/0612111 · arxiv_version: astro-ph/0612111v1 · doi: 10.48550/arxiv.astro-ph/0612111 · pith_short_12: QBWVRA5BQXLY · pith_short_16: QBWVRA5BQXLYTDWN · pith_short_8: QBWVRA5B

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/QBWVRA5BQXLYTDWNMBRPNUP6AN \
  | 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: 806d5883a185d7898ecd6062f6d1fe03594e97cc0b32bbe12709d6f982615b15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4ff13e624276942ca6ee786f6566a91c553677a413c6e0a7ea24c6f50c422561",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-12-04T22:04:32Z",
    "title_canon_sha256": "9cb0b3e4fa9446741d9c968de18e8cae3e3e66bfc60977e61fa8a80b02986fc2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0612111",
    "kind": "arxiv",
    "version": 1
  }
}