Pith Number

pith:QRER7CU7

pith:2009:QRER7CU7PBXX4AIB62M7KQ7G2I

not attested not anchored not stored refs pending

Internal resonance in non-linear disk oscillations and the amplitude evolution of neutron star kilohertz QPOs

G. Torok, J. Horak, M. A. Abramowicz, P. Rebusco, W. Kluzniak

arxiv:0901.3076 v1 · 2009-01-20 · astro-ph.CO

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{QRER7CU7PBXX4AIB62M7KQ7G2I}

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.

Cited by

1 paper in Pith

The relativistic restricted three-body problem: geometry and motion around tidally perturbed black holes

Receipt and verification

First computed	2026-05-18T02:14:56.636199Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

84491f8a9f786f7e0101f699f543e6d21f3ff09fef4a064534133a93bb4369ef

Aliases

arxiv: 0901.3076 · arxiv_version: 0901.3076v1 · doi: 10.48550/arxiv.0901.3076 · pith_short_12: QRER7CU7PBXX · pith_short_16: QRER7CU7PBXX4AIB · pith_short_8: QRER7CU7

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/QRER7CU7PBXX4AIB62M7KQ7G2I \
  | 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: 84491f8a9f786f7e0101f699f543e6d21f3ff09fef4a064534133a93bb4369ef

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "705a16c5812db71fa9336c573c996c9639cb48d530fdb6a87e9609e0e2eb50e0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.CO",
    "submitted_at": "2009-01-20T15:10:04Z",
    "title_canon_sha256": "9bef6f8ce922fdb1e521b9b62f839cf69de79c7f3842020ebf7ac5f46f127a26"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0901.3076",
    "kind": "arxiv",
    "version": 1
  }
}