Pith Number

pith:IBDE2JBH

pith:2006:IBDE2JBHWTHNHNQZRR326MCRTA

not attested not anchored not stored refs pending

The dynamics of eccentric accretion discs in superhump systems

2) ((1) IoA, (2) DAMTP, Cambridge, Cambridge), Gordon Ogilvie (1, Simon Goodchild (1)

arxiv:astro-ph/0602492 v1 · 2006-02-22 · 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{IBDE2JBHWTHNHNQZRR326MCRTA}

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	2026-07-04T16:58:01.873211Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

40464d2427b4ced3b6198c77af30519831b7ce13a8e617dd95b23ef708ea4d83

Aliases

arxiv: astro-ph/0602492 · arxiv_version: astro-ph/0602492v1 · doi: 10.48550/arxiv.astro-ph/0602492 · pith_short_12: IBDE2JBHWTHN · pith_short_16: IBDE2JBHWTHNHNQZ · pith_short_8: IBDE2JBH

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/IBDE2JBHWTHNHNQZRR326MCRTA \
  | 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: 40464d2427b4ced3b6198c77af30519831b7ce13a8e617dd95b23ef708ea4d83

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4a8a5c028e7db85f393df3ae7d85fd70f7244ed108751c22b39f1be0cf4b3aca",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2006-02-22T16:52:13Z",
    "title_canon_sha256": "1c683c419456f1e63a7e94ccec366898968bc37be3a4b92002fb9693541ddb42"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0602492",
    "kind": "arxiv",
    "version": 1
  }
}