Pith Number

pith:D6AT7WPQ

pith:2023:D6AT7WPQWMDRZ5G2AP7MIK7ZLL

not attested not anchored not stored refs pending

Constraining the Charge of a Black Hole with Electromagnetic Radiation from a Black Hole-Neutron Star System

En-Wei Liang, Hao-Yu Yuan, Hou-Jun L\"u, Jared Rice

arxiv:2309.13840 v1 · 2023-09-25 · astro-ph.HE · gr-qc · hep-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{D6AT7WPQWMDRZ5G2AP7MIK7ZLL}

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	2026-07-05T06:53:58.218370Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1f813fd9f0b3071cf4da03fec42bf95ae4dd175dbc44929fb38c1e01aa1d7f14

Aliases

arxiv: 2309.13840 · arxiv_version: 2309.13840v1 · doi: 10.48550/arxiv.2309.13840 · pith_short_12: D6AT7WPQWMDR · pith_short_16: D6AT7WPQWMDRZ5G2 · pith_short_8: D6AT7WPQ

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/D6AT7WPQWMDRZ5G2AP7MIK7ZLL \
  | 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: 1f813fd9f0b3071cf4da03fec42bf95ae4dd175dbc44929fb38c1e01aa1d7f14

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2e71f98221ee90f48f9761a5be6d9b17e52403462a41eeae23616707968be52e",
    "cross_cats_sorted": [
      "gr-qc",
      "hep-ph"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "astro-ph.HE",
    "submitted_at": "2023-09-25T02:54:32Z",
    "title_canon_sha256": "90a88de9e5cf39cbcc0b167472b3d8645b2e00ea852085e2b7c73c7aa807661e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2309.13840",
    "kind": "arxiv",
    "version": 1
  }
}