Pith Number

pith:ILF2QRYG

pith:2020:ILF2QRYGHYOFBXCROZNL7C53VI

not attested not anchored not stored refs pending

A New Spin on an Old Black Hole: NuSTAR Spectroscopy of EXO 1846-031

Abderahmen Zoghbi, Edward M. Cackett, Elias S. Kammoun, John A. Tomsick, Jon M. Miller, Mark T. Reynolds, Paul A. Draghis

arxiv:2007.04324 v2 · 2020-07-08 · 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{ILF2QRYGHYOFBXCROZNL7C53VI}

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	2026-07-05T01:33:07.333475Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

42cba847063e1c50dc51765abf8bbbaa02efbe895b241bbdce36c66b3549072c

Aliases

arxiv: 2007.04324 · arxiv_version: 2007.04324v2 · doi: 10.48550/arxiv.2007.04324 · pith_short_12: ILF2QRYGHYOF · pith_short_16: ILF2QRYGHYOFBXCR · pith_short_8: ILF2QRYG

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/ILF2QRYGHYOFBXCROZNL7C53VI \
  | 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: 42cba847063e1c50dc51765abf8bbbaa02efbe895b241bbdce36c66b3549072c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0fcf53c72431fd117ca752c77dc95e60420d533d311dc70c646715c0f891be8d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2020-07-08T18:00:01Z",
    "title_canon_sha256": "e011622c9ef485b7d5745a61c4562de1c1143d5c301c2bb32f665697603de8f9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.04324",
    "kind": "arxiv",
    "version": 2
  }
}