Pith Number

pith:NDCD72NR

pith:2008:NDCD72NR2IW2DPK6CHIF4NR4LD

not attested not anchored not stored refs pending

Resonant Excitation of Disk Oscillations in Deformed Disks III: Revision of Mathematical Treatment

Shoji Kato

arxiv:0808.1218 v1 · 2008-08-08 · 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{NDCD72NR2IW2DPK6CHIF4NR4LD}

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	2026-05-18T02:15:43.658445Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

68c43fe9b1d22da1bd5e11d05e363c58dfbf67d8f26df34d2a1af274cfcba815

Aliases

arxiv: 0808.1218 · arxiv_version: 0808.1218v1 · doi: 10.48550/arxiv.0808.1218 · pith_short_12: NDCD72NR2IW2 · pith_short_16: NDCD72NR2IW2DPK6 · pith_short_8: NDCD72NR

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/NDCD72NR2IW2DPK6CHIF4NR4LD \
  | 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: 68c43fe9b1d22da1bd5e11d05e363c58dfbf67d8f26df34d2a1af274cfcba815

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "525e4bb296e6caf86f0f5cc00656fa7d2305e535e65d5223735f1e0d635028b9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph",
    "submitted_at": "2008-08-08T14:33:37Z",
    "title_canon_sha256": "302d0d229681c06e81f85be311198600415495863f433e6a11702c1ce350d8c8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0808.1218",
    "kind": "arxiv",
    "version": 1
  }
}