Pith Number

pith:PL5ZC7AS

pith:2018:PL5ZC7ASOR4E5I2C4VTFWD5C2P

not attested not anchored not stored refs pending

Black Hole Spin Constraints on the Mass Spectrum and Number of Axion-like Fields

David J. E. Marsh, Matthew J. Stott

arxiv:1805.02016 v2 · 2018-05-05 · hep-ph · astro-ph.HE · gr-qc · hep-th

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PL5ZC7ASOR4E5I2C4VTFWD5C2P}

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.

Cited by

1 paper in Pith

Constraining interacting dark energy models with black hole superradiance

Receipt and verification

First computed	2026-05-18T00:03:05.951834Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7afb917c1274784ea342e5665b0fa2d3f26662235c3ca3c1af1a323c908ce12c

Aliases

arxiv: 1805.02016 · arxiv_version: 1805.02016v2 · doi: 10.48550/arxiv.1805.02016 · pith_short_12: PL5ZC7ASOR4E · pith_short_16: PL5ZC7ASOR4E5I2C · pith_short_8: PL5ZC7AS

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/PL5ZC7ASOR4E5I2C4VTFWD5C2P \
  | 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: 7afb917c1274784ea342e5665b0fa2d3f26662235c3ca3c1af1a323c908ce12c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d78ac5d794087d182bbc8a22dc308fa5d532fc00612c12fb36cff93468886697",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "gr-qc",
      "hep-th"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "hep-ph",
    "submitted_at": "2018-05-05T07:21:22Z",
    "title_canon_sha256": "94933b9d136b1cb9ddf0f053ad66492a76dadb3a77f725c6cd27f9c181c64822"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1805.02016",
    "kind": "arxiv",
    "version": 2
  }
}