Pith Number

pith:ZEA4QCNG

pith:2015:ZEA4QCNG6DPJVFEFLCH345BPC4

not attested not anchored not stored refs pending

The XMM Newton spectra of the 2012 outburst of the black-hole candidate 4U 1630-47 revisited

Mariano Mendez, Yanan Wang

arxiv:1512.00512 v1 · 2015-12-01 · 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{ZEA4QCNG6DPJVFEFLCH345BPC4}

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	2026-05-18T01:25:25.754371Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c901c809a6f0de9a9485588fbe742f170fc7d7b9a68783e0ec99fc3449f71d5a

Aliases

arxiv: 1512.00512 · arxiv_version: 1512.00512v1 · doi: 10.48550/arxiv.1512.00512 · pith_short_12: ZEA4QCNG6DPJ · pith_short_16: ZEA4QCNG6DPJVFEF · pith_short_8: ZEA4QCNG

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/ZEA4QCNG6DPJVFEFLCH345BPC4 \
  | 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: c901c809a6f0de9a9485588fbe742f170fc7d7b9a68783e0ec99fc3449f71d5a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "eaf56d7bb1f1d0b122cf48704416a8b8f3334baa171c28ae03a7511f6cf9f6b6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2015-12-01T23:05:46Z",
    "title_canon_sha256": "8d2b137ee1479bbac008458163e534a5e85578ece081ca5cb4fd73ba7a73a271"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.00512",
    "kind": "arxiv",
    "version": 1
  }
}