Pith Number

pith:OFS23NM4

pith:2000:OFS23NM4NCZDP5W47IKMJIM6PK

not attested not anchored not stored refs pending

The role of the outer boundary condition in accretion disk models: theory and application

Feng Yuan, Jianmin Wang, Ju-Fu Lu, Qiuhe Peng

arxiv:astro-ph/0002068 v1 · 2000-02-03 · 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{OFS23NM4NCZDP5W47IKMJIM6PK}

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	2026-07-04T16:16:00.787920Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7165adb59c68b237f6dcfa14c4a19e7ab1ee43dd3014c2ae8a41ceeafd712932

Aliases

arxiv: astro-ph/0002068 · arxiv_version: astro-ph/0002068v1 · doi: 10.48550/arxiv.astro-ph/0002068 · pith_short_12: OFS23NM4NCZD · pith_short_16: OFS23NM4NCZDP5W4 · pith_short_8: OFS23NM4

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/OFS23NM4NCZDP5W47IKMJIM6PK \
  | 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: 7165adb59c68b237f6dcfa14c4a19e7ab1ee43dd3014c2ae8a41ceeafd712932

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5bf104ba462c0920cdf4ead8e2bdb83c1dea489e355b9b448b50bf78f41b5e26",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2000-02-03T02:39:40Z",
    "title_canon_sha256": "0f3f5763e9c0d84daddffb90b16dd4936fd4fafeca5cd3ebcca4a95ed5b99061"
  },
  "schema_version": "1.0",
  "source": {
    "id": "astro-ph/0002068",
    "kind": "arxiv",
    "version": 1
  }
}