Pith Number

pith:PTV7F6F4

pith:2018:PTV7F6F4OQSKPVMURQEUT5ZSPR

not attested not anchored not stored refs pending

The Hard State of the Highly Absorbed High Inclination Black Hole Binary Candidate Swift J1658.2-4242 Observed by NuSTAR and Swift

Andrew C. Fabian, Didier Barret, Dominic J. Walton, Felix Fuerst, Fiona A. Harrison, Jamie A. Kennea, Javier A. Garcia, John A. Tomsick, Jon M. Miller, Karl Forster, Poshak Gandhi, Yanjun Xu

arxiv:1805.07705 v2 · 2018-05-20 · 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{PTV7F6F4OQSKPVMURQEUT5ZSPR}

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	2026-05-18T00:03:48.823970Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cebf2f8bc7424a7d5948c0949f7327c76727f30bd65f8619d55df691f5bfc82

Aliases

arxiv: 1805.07705 · arxiv_version: 1805.07705v2 · doi: 10.48550/arxiv.1805.07705 · pith_short_12: PTV7F6F4OQSK · pith_short_16: PTV7F6F4OQSKPVMU · pith_short_8: PTV7F6F4

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/PTV7F6F4OQSKPVMURQEUT5ZSPR \
  | 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: 7cebf2f8bc7424a7d5948c0949f7327c76727f30bd65f8619d55df691f5bfc82

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "692910249e6f32acad09260c04ac590c3526dd5e9aa1a0ded2b36d139c844c3a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2018-05-20T05:03:40Z",
    "title_canon_sha256": "ff8be40f09cfad8cb81aa1b9a00bfebf7c7a8029e6facd3af062b1a16b86b129"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.07705",
    "kind": "arxiv",
    "version": 2
  }
}