Pith Number

pith:4IY2INDI

pith:2006:4IY2INDIGHIARCP5TOBAIPWNHW

not attested not anchored not stored refs pending

Timescale of variation and the size of the accretion disc in active galactic nuclei

M.R.S. Hawkins

arxiv:astro-ph/0611491 v1 · 2006-11-15 · 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{4IY2INDIGHIARCP5TOBAIPWNHW}

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

Primordial Black Holes as Dark Matter: Recent Developments

Receipt and verification

First computed	2026-07-04T16:59:39.271319Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e231a4346831d00889fd9b82043ecd3da58c61d46aa7a4e5526ff7fc2b926801

Aliases

arxiv: astro-ph/0611491 · arxiv_version: astro-ph/0611491v1 · doi: 10.48550/arxiv.astro-ph/0611491 · pith_short_12: 4IY2INDIGHIA · pith_short_16: 4IY2INDIGHIARCP5 · pith_short_8: 4IY2INDI

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/4IY2INDIGHIARCP5TOBAIPWNHW \
  | 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: e231a4346831d00889fd9b82043ecd3da58c61d46aa7a4e5526ff7fc2b926801

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4dfe7ed90a72674094daf1066b03fad675584a265ae89bc25bfb60c792edcaa0",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-11-15T16:30:58Z",
    "title_canon_sha256": "b3f070fc6d9edb7932bf3b5ad3a215420cb26ae806a0aee6b7493376d2792b0e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0611491",
    "kind": "arxiv",
    "version": 1
  }
}