Pith Number

pith:DD64Z3EC

pith:2017:DD64Z3ECQQPJRBI5S67XDBUJ5O

not attested not anchored not stored refs pending

Angular Velocity Perturbations Inducing the Papaloizou-Pringle Instability and QPOs in the Torus around the Black Hole

Orhan Donmez

arxiv:1703.08175 v1 · 2017-03-23 · astro-ph.HE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DD64Z3ECQQPJRBI5S67XDBUJ5O}

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	2026-05-18T00:40:58.462227Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

18fdccec82841e98851d97bf718689eb8d35bf6c419b2b81b7d7faaf7759cc24

Aliases

arxiv: 1703.08175 · arxiv_version: 1703.08175v1 · doi: 10.48550/arxiv.1703.08175 · pith_short_12: DD64Z3ECQQPJ · pith_short_16: DD64Z3ECQQPJRBI5 · pith_short_8: DD64Z3EC

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/DD64Z3ECQQPJRBI5S67XDBUJ5O \
  | 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: 18fdccec82841e98851d97bf718689eb8d35bf6c419b2b81b7d7faaf7759cc24

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f240bb3c5f052f191728e032130153b57667e16587ef3b3738957d32d2557612",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2017-03-23T09:19:46Z",
    "title_canon_sha256": "5655f1fbb73e38db49a51f87bafc627c5a3d253137dff7f387ef4a304d18869a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1703.08175",
    "kind": "arxiv",
    "version": 1
  }
}