Pith Number

pith:HEALUJN5

pith:2010:HEALUJN5Q7BPUU7JKZU3RLTV2Q

not attested not anchored not stored refs pending

Massive black holes in stellar systems: 'quiescent' accretion and luminosity

Duncan Campbell, Mario Mateo, Marta Volonteri, Massimo Dotti

arxiv:1011.4311 v2 · 2010-11-18 · 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{HEALUJN5Q7BPUU7JKZU3RLTV2Q}

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	2026-05-18T02:04:43.723678Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3900ba25bd87c2fa53e95669b8ae75d401b1a08c272fb1b7225a4b3bfeed4b2e

Aliases

arxiv: 1011.4311 · arxiv_version: 1011.4311v2 · doi: 10.48550/arxiv.1011.4311 · pith_short_12: HEALUJN5Q7BP · pith_short_16: HEALUJN5Q7BPUU7J · pith_short_8: HEALUJN5

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/HEALUJN5Q7BPUU7JKZU3RLTV2Q \
  | 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: 3900ba25bd87c2fa53e95669b8ae75d401b1a08c272fb1b7225a4b3bfeed4b2e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3e45c98bf6979d3451ea0bb747c3157744ca525910426ef2991e158d2a2c7c47",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2010-11-18T21:41:37Z",
    "title_canon_sha256": "82181d341dfea43447cee2ee8b07005be646065827667a379a066034e08b78bb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1011.4311",
    "kind": "arxiv",
    "version": 2
  }
}