Pith Number

pith:P3WOQDSR

pith:1998:P3WOQDSR45Q5QFKDNIX3LXD3CB

not attested not anchored not stored refs pending

Accretion Disc Theory: From the Standard Model Until Advection

G.S.Bisnovatyi-Kogan

arxiv:astro-ph/9810112 v1 · 1998-10-07 · 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{P3WOQDSR45Q5QFKDNIX3LXD3CB}

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	2026-05-18T01:21:56.388762Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7eece80e51e761d815436a2fb5dc7b107b62f7eb9dccbdcea1e1de92d52ecce0

Aliases

arxiv: astro-ph/9810112 · arxiv_version: astro-ph/9810112v1 · doi: 10.48550/arxiv.astro-ph/9810112 · pith_short_12: P3WOQDSR45Q5 · pith_short_16: P3WOQDSR45Q5QFKD · pith_short_8: P3WOQDSR

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/P3WOQDSR45Q5QFKDNIX3LXD3CB \
  | 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: 7eece80e51e761d815436a2fb5dc7b107b62f7eb9dccbdcea1e1de92d52ecce0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82b3f0926ec6c9e7b33e1ccb1e329884a95b6ca0157a73e092aa86856d082328",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "1998-10-07T14:42:12Z",
    "title_canon_sha256": "0de57f12d24d13c5c657a621c25968aea12c2ba51e78b370b4d1b57e64706ede"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/9810112",
    "kind": "arxiv",
    "version": 1
  }
}