Pith Number

pith:BQOUTDB5

pith:2025:BQOUTDB5LX7XAP5K2YENUTHUWO

not attested not anchored not stored refs pending

Spectral properties of the neutron star low-mass X-ray binary 4U 1636-53, XTE J1739-285 and MAXI J1816-195

Federico Garc\'ia, Guobao Zhang, Ming Lyu, Xuejuan Yang, Zhenyan Fei

arxiv:2501.14272 v1 · 2025-01-24 · 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{BQOUTDB5LX7XAP5K2YENUTHUWO}

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	2026-07-05T10:04:48.067212Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0c1d498c3d5dff703faad608da4cf4b3a07eeccd318cfbab0428b31963cbc899

Aliases

arxiv: 2501.14272 · arxiv_version: 2501.14272v1 · doi: 10.48550/arxiv.2501.14272 · pith_short_12: BQOUTDB5LX7X · pith_short_16: BQOUTDB5LX7XAP5K · pith_short_8: BQOUTDB5

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/BQOUTDB5LX7XAP5K2YENUTHUWO \
  | 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: 0c1d498c3d5dff703faad608da4cf4b3a07eeccd318cfbab0428b31963cbc899

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b3f1a0dc76c9902c1ab1f43e8cec66706572600e5148319ff579dee5f46694b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-01-24T06:32:30Z",
    "title_canon_sha256": "47f10ca029b3644dd000a24439573b30dfc64f886b5fc6a13556a2fc24f28e74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.14272",
    "kind": "arxiv",
    "version": 1
  }
}