Pith Number

pith:7OJIPZ4Z

pith:2023:7OJIPZ4ZFISE5UFQYFQQVK6F4A

not attested not anchored not stored refs pending

Discovery of spin-phase dependent QPOs in the super-critical accretion regime from the X-ray pulsar RX J0440.9+4431

Christian Malacaria, Colleen A. Wilson-Hodge, Daniela Huppenkothen, Enrico Bozzo, Lorenzo Ducci, Maurizio Falanga, Oliver J. Roberts, Peter Jenke

arxiv:2310.16498 v2 · 2023-10-25 · 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{7OJIPZ4ZFISE5UFQYFQQVK6F4A}

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	2026-07-05T07:12:38.088385Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fb9287e7992a244ed0b0c1610aabc5e013e2de2988dca20d28c624ea8f7ee5e0

Aliases

arxiv: 2310.16498 · arxiv_version: 2310.16498v2 · doi: 10.48550/arxiv.2310.16498 · pith_short_12: 7OJIPZ4ZFISE · pith_short_16: 7OJIPZ4ZFISE5UFQ · pith_short_8: 7OJIPZ4Z

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/7OJIPZ4ZFISE5UFQYFQQVK6F4A \
  | 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: fb9287e7992a244ed0b0c1610aabc5e013e2de2988dca20d28c624ea8f7ee5e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4832934455705ccb9fb11b55cb1e60f626fef73ed447066a9144ba639cd76e22",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-10-25T09:32:56Z",
    "title_canon_sha256": "533f906555db1de8ec72f14f86a6cb0bd9d28c45644c42c078705c68484028a7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2310.16498",
    "kind": "arxiv",
    "version": 2
  }
}