Pith Number

pith:L6NHKGWV

pith:2009:L6NHKGWVUXPVBLIRC2QOQFK27B

not attested not anchored not stored refs pending

Catalog of Radio Galaxies with z>0.3. I:Construction of the Sample

M.L. Khabibullina, O.V. Verkhodanov

arxiv:0911.3741 v1 · 2009-11-19 · astro-ph.CO · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{L6NHKGWVUXPVBLIRC2QOQFK27B}

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	2026-05-18T02:34:04.523883Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5f9a751ad5a5df50ad1116a0e8155af8650b6559fc1ef461d33920651f8903c0

Aliases

arxiv: 0911.3741 · arxiv_version: 0911.3741v1 · doi: 10.48550/arxiv.0911.3741 · pith_short_12: L6NHKGWVUXPV · pith_short_16: L6NHKGWVUXPVBLIR · pith_short_8: L6NHKGWV

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/L6NHKGWVUXPVBLIRC2QOQFK27B \
  | 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: 5f9a751ad5a5df50ad1116a0e8155af8650b6559fc1ef461d33920651f8903c0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "42b9ce31421d48fb5ffdc0c75b00d9fd2f061964cb1e49c1fc5cd9b13e7b03ff",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-11-19T09:41:43Z",
    "title_canon_sha256": "acb375b5b9678da81b039a419498c3f9e5e7f60bd9ef45543673ba9b2dd22c83"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0911.3741",
    "kind": "arxiv",
    "version": 1
  }
}