Pith Number

pith:55NOSGV2

pith:2025:55NOSGV2KGI4XQWC2SARRLQHDU

not attested not anchored not stored refs pending

The population of NuSTAR Black Hole X-ray Binaries

Abderahmen Zoghbi, Elisa Costantini, John A. Tomsick, Jon M. Miller, Laura Brenneman, Luigi C. Gallo, Mark Reynolds, Paul A. Draghis

arxiv:2506.12121 v2 · 2025-06-13 · 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{55NOSGV2KGI4XQWC2SARRLQHDU}

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	2026-07-05T12:04:15.774544Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ef5ae91aba5191cbc2c2d48118ae071d37c4baed308d57a5d13f6611a0f633e3

Aliases

arxiv: 2506.12121 · arxiv_version: 2506.12121v2 · doi: 10.48550/arxiv.2506.12121 · pith_short_12: 55NOSGV2KGI4 · pith_short_16: 55NOSGV2KGI4XQWC · pith_short_8: 55NOSGV2

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/55NOSGV2KGI4XQWC2SARRLQHDU \
  | 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: ef5ae91aba5191cbc2c2d48118ae071d37c4baed308d57a5d13f6611a0f633e3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ba76e8e5f4196ab040c17dc6ac1ac37991af1317ef7163facc75d6680b7bcde6",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2025-06-13T18:00:00Z",
    "title_canon_sha256": "89b92d809e10c571f6791d6c6358e3a57e846aea44a3f9d94c2af206c912194c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2506.12121",
    "kind": "arxiv",
    "version": 2
  }
}