Pith Number

pith:JNXR2SH2

pith:2010:JNXR2SH2B4FCMCMCN6FUUMVVAL

not attested not anchored not stored refs pending

Towards a Complete Census of AGNs in Nearby Galaxies: The Incidence of Growing Black Holes

Andy D. Goulding, Bret D. Lehmer, David M. Alexander, James R. Mullaney

arxiv:1003.3015 v1 · 2010-03-15 · astro-ph.GA · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{JNXR2SH2B4FCMCMCN6FUUMVVAL}

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	2026-05-18T02:08:33.597259Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4b6f1d48fa0f0a2609826f8b4a32b502d1144d5ae619aca09dbe31c1e9fd0427

Aliases

arxiv: 1003.3015 · arxiv_version: 1003.3015v1 · doi: 10.48550/arxiv.1003.3015 · pith_short_12: JNXR2SH2B4FC · pith_short_16: JNXR2SH2B4FCMCMC · pith_short_8: JNXR2SH2

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/JNXR2SH2B4FCMCMCN6FUUMVVAL \
  | 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: 4b6f1d48fa0f0a2609826f8b4a32b502d1144d5ae619aca09dbe31c1e9fd0427

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "11674e94336c172dcd0e0a61ebc79bff21c948f440cd79be65ab3c3b58e60742",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-03-15T20:00:34Z",
    "title_canon_sha256": "f17cb23c0ca0cbea116e2efc64ebec0162b87f2d9d49b4c150bb614f8ccd7995"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1003.3015",
    "kind": "arxiv",
    "version": 1
  }
}