Pith Number

pith:DNPFFDK4

pith:2025:DNPFFDK4MC56VHPZHUZTW74IE3

not attested not anchored not stored refs pending

Quasi-periodic variation during a fast X-ray outburst of a high-mass X-ray binary MAXI J0709-159 / LY CMa observed by NICER

Douglas J. K. Buisson, Keith Gendreau, Kohei Kobayashi, Megumi Shidatsu, Mutsumi Sugizaki, Sean N. Pike, Tatehiro Mihara, Wataru Iwakiri, Zaven Arzoumanian

arxiv:2507.10180 v2 · 2025-07-14 · 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{DNPFFDK4MC56VHPZHUZTW74IE3}

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	2026-07-05T11:55:20.445609Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1b5e528d5c60bbea9df93d333b7f8826e7a89cb59717b53e6f3b280f8073b064

Aliases

arxiv: 2507.10180 · arxiv_version: 2507.10180v2 · doi: 10.48550/arxiv.2507.10180 · pith_short_12: DNPFFDK4MC56 · pith_short_16: DNPFFDK4MC56VHPZ · pith_short_8: DNPFFDK4

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/DNPFFDK4MC56VHPZHUZTW74IE3 \
  | 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: 1b5e528d5c60bbea9df93d333b7f8826e7a89cb59717b53e6f3b280f8073b064

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2aadececfbffb9e7fa9e4f2ed4135068cc99109ad8350d659f9eb8352f813eb8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-07-14T11:42:48Z",
    "title_canon_sha256": "8874e4792e37d2e5d601437fc3d6836810e855f9978353de07c27f40f8ae1f01"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2507.10180",
    "kind": "arxiv",
    "version": 2
  }
}