Pith Number

pith:7QUALHU6

pith:2004:7QUALHU65SRZS6ZPC3IXKSRWNT

not attested not anchored not stored refs pending

The effect of cooling on time dependent behaviour of accretion flows around black holes

D. Molteni, K. Acharyya, Sandip K. Chakrabarti

arxiv:astro-ph/0402557 v1 · 2004-02-24 · 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{7QUALHU65SRZS6ZPC3IXKSRWNT}

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	2026-07-04T16:43:06.092451Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fc28059e9eeca3997b2f16d1754a366cf01fe5ae137b9e5377c03f8d1ee149a2

Aliases

arxiv: astro-ph/0402557 · arxiv_version: astro-ph/0402557v1 · doi: 10.48550/arxiv.astro-ph/0402557 · pith_short_12: 7QUALHU65SRZ · pith_short_16: 7QUALHU65SRZS6ZP · pith_short_8: 7QUALHU6

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/7QUALHU65SRZS6ZPC3IXKSRWNT \
  | 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: fc28059e9eeca3997b2f16d1754a366cf01fe5ae137b9e5377c03f8d1ee149a2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "66b2074f541c858a1426ee022cff19b7ee357d4ed472b45f2ad4af103fc91d6d",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2004-02-24T12:55:37Z",
    "title_canon_sha256": "2b66d2a86743f13f85eddfd7b438af0c538a759983bd61072f2bafc3174bcdb4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0402557",
    "kind": "arxiv",
    "version": 1
  }
}