Pith Number

pith:Y6HVXZMP

pith:2003:Y6HVXZMP2QRNW2D55FX766VYDN

not attested not anchored not stored refs pending

Adiabatic Growth of Massive Black Holes

Steinn Sigurdsson

arxiv:astro-ph/0303311 v1 · 2003-03-13 · 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{Y6HVXZMP2QRNW2D55FX766VYDN}

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.

Cited by

1 paper in Pith

Formation and Redshift Evolution of Dark Matter Spikes

Receipt and verification

First computed	2026-07-04T14:12:38.642282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c78f5be58fd422db687de96fff7ab81b7cae83a820a3a54c9f7032fe0b1761ad

Aliases

arxiv: astro-ph/0303311 · arxiv_version: astro-ph/0303311v1 · doi: 10.48550/arxiv.astro-ph/0303311 · pith_short_12: Y6HVXZMP2QRN · pith_short_16: Y6HVXZMP2QRNW2D5 · pith_short_8: Y6HVXZMP

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/Y6HVXZMP2QRNW2D55FX766VYDN \
  | 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: c78f5be58fd422db687de96fff7ab81b7cae83a820a3a54c9f7032fe0b1761ad

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aed64596a76b20ec0f64872c9e44791809183098308f05a453c631a736de946c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2003-03-13T21:51:31Z",
    "title_canon_sha256": "367be43f5c2fbc579054142278b870f92a84b8f74818279c19db81c1e147d226"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0303311",
    "kind": "arxiv",
    "version": 1
  }
}