Pith Number

pith:5VKAEZUV

pith:2000:5VKAEZUVXK3G77LB5RTRIWPNMH

not attested not anchored not stored refs pending

Accretion Disk Instabilities, CDM models and their role in Quasar Evolution

A. Siemiginowska, E. Hatziminaoglou (Laboratoire d'Astrophysique de Toulouse), M. Elvis (Harvard - CfA)

arxiv:astro-ph/0009105 v1 · 2000-09-07 · 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{5VKAEZUVXK3G77LB5RTRIWPNMH}

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	2026-07-04T16:17:07.516323Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ed54026695bab66ffd61ec671459ed61ed6da66f61f5d26a3999409fd642873c

Aliases

arxiv: astro-ph/0009105 · arxiv_version: astro-ph/0009105v1 · doi: 10.48550/arxiv.astro-ph/0009105 · pith_short_12: 5VKAEZUVXK3G · pith_short_16: 5VKAEZUVXK3G77LB · pith_short_8: 5VKAEZUV

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/5VKAEZUVXK3G77LB5RTRIWPNMH \
  | 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: ed54026695bab66ffd61ec671459ed61ed6da66f61f5d26a3999409fd642873c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5f949b882c46f763c83224c1f8ef323db5d4138453cd6658cba611df96fa886",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-09-07T09:13:53Z",
    "title_canon_sha256": "1176907dbd00867a3af749bac594fc5ea0ce348fd927a51194b97268153836d0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0009105",
    "kind": "arxiv",
    "version": 1
  }
}