Pith Number

pith:JV2SL37G

pith:2018:JV2SL37GLCO62KHHHJ4D7L7H5S

not attested not anchored not stored refs pending

Black Holes and Neutron Stars in Nearby Galaxies: Insights from NuSTAR

Andreas Zezas, Andrew F. Ptak, Ann E. Hornschemeier, Benjamin F. Williams, Bret D. Lehmer, Daniel R. Wik, Francesca M. Fornasini, Mihoko Yukita, Neven Vulic, Thomas J. Maccarone, Valsamo Antoniou

arxiv:1808.05617 v1 · 2018-08-16 · astro-ph.GA · 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{JV2SL37GLCO62KHHHJ4D7L7H5S}

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	2026-05-18T00:05:28.021881Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4d7525efe6589ded28e73a783fafe7ecbcde6835d0cff6757a41de82117a00c9

Aliases

arxiv: 1808.05617 · arxiv_version: 1808.05617v1 · doi: 10.48550/arxiv.1808.05617 · pith_short_12: JV2SL37GLCO6 · pith_short_16: JV2SL37GLCO62KHH · pith_short_8: JV2SL37G

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/JV2SL37GLCO62KHHHJ4D7L7H5S \
  | 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: 4d7525efe6589ded28e73a783fafe7ecbcde6835d0cff6757a41de82117a00c9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "899733ed0cf4d3ccf6eaff1ff9f7f848464f0e02399d67c83f5195a290987be9",
    "cross_cats_sorted": [
      "astro-ph.HE"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-08-16T18:00:00Z",
    "title_canon_sha256": "ac64d769d5d80cd7dc8daefe2e193efa1f66975d9a6f645c491feff0b754af62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.05617",
    "kind": "arxiv",
    "version": 1
  }
}