Pith Number

pith:KO55N4SD

pith:2023:KO55N4SD6RYZKHKUXU775KUM2W

not attested not anchored not stored refs pending

IXPE and NICER view of Black hole X-ray binary 4U 1630-47: First significant detection of polarized emission in thermal state

Ankur Kushwaha, Anuj Nandi, Kiran M. Jayasurya, Vivek K. Agrawal

arxiv:2303.05462 v2 · 2023-03-09 · 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{KO55N4SD6RYZKHKUXU775KUM2W}

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

Spectro-temporal Investigation of Quasi-periodic Oscillations From Black Hole X-ray Binary 4U 1630-472 Using $\textit{NICER}$

Receipt and verification

First computed	2026-07-05T06:19:56.855754Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

53bbd6f243f471951d54bd3ffeaa8cd58d9e4f9dd9c8a83b55870e985797b389

Aliases

arxiv: 2303.05462 · arxiv_version: 2303.05462v2 · doi: 10.48550/arxiv.2303.05462 · pith_short_12: KO55N4SD6RYZ · pith_short_16: KO55N4SD6RYZKHKU · pith_short_8: KO55N4SD

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/KO55N4SD6RYZKHKUXU775KUM2W \
  | 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: 53bbd6f243f471951d54bd3ffeaa8cd58d9e4f9dd9c8a83b55870e985797b389

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7fd7b6b5a8a8bdc0f5ec0f05d67479d96697e36ca97334923356b778990d9d90",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-03-09T18:09:14Z",
    "title_canon_sha256": "6842c53c534a68f2809aed4d92c84a4dbbdbb02872298a26c2215acfd1a93671"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.05462",
    "kind": "arxiv",
    "version": 2
  }
}