Pith Number

pith:SNLDWGC4

pith:2019:SNLDWGC4IOZ7ZYHMR3HL7XTIZ2

not attested not anchored not stored refs pending

Observations of the Ultra-compact X-ray Binary 4U 1543-624 in Outburst with NICER, INTEGRAL, Swift, and ATCA

A. Bahramian, A. C. Fabian, A. Zoghbi, D. Altamirano, D. Chakrabarty, E. M. Cackett, G. K. Jaisawal, J. A. Garc\'ia, J. C. A. Miller-Jones, J. M. Miller, K. C. Gendreau, L. Natalucci, L. Shishkovsky, M. Fiocchi, M. Reynolds, P. M. Bult, R. M. Ludlam, S. Guillot, T. E. Strohmayer, Z. Arzoumanian

arxiv:1908.00539 v1 · 2019-08-01 · 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{SNLDWGC4IOZ7ZYHMR3HL7XTIZ2}

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	2026-07-05T00:06:52.295162Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93563b185c43b3fce0ec8ecebfde68ce92c3a1aa178895bbf2ea7bbc1eae62e5

Aliases

arxiv: 1908.00539 · arxiv_version: 1908.00539v1 · doi: 10.48550/arxiv.1908.00539 · pith_short_12: SNLDWGC4IOZ7 · pith_short_16: SNLDWGC4IOZ7ZYHM · pith_short_8: SNLDWGC4

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/SNLDWGC4IOZ7ZYHMR3HL7XTIZ2 \
  | 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: 93563b185c43b3fce0ec8ecebfde68ce92c3a1aa178895bbf2ea7bbc1eae62e5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "995f3fd22a49f26313698c33166b600d4996e15c5177a77019d793e3f60fefae",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2019-08-01T17:59:31Z",
    "title_canon_sha256": "c136a1af362e21e54d1c1282a5ae2514f4af37502a730f72bb1cb2217ef654c6"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1908.00539",
    "kind": "arxiv",
    "version": 1
  }
}