Pith Number

pith:5SH4LHSJ

pith:2015:5SH4LHSJRCTMZTWRLYOBGMPKQ7

not attested not anchored not stored refs pending

Testing modified gravity and no-hair relations for the Kerr-Newman metric through quasi-periodic oscillations of galactic microquasars

Andrew Melatos, Arthur George Suvorov

arxiv:1512.02291 v1 · 2015-12-08 · gr-qc · astro-ph.HE · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5SH4LHSJRCTMZTWRLYOBGMPKQ7}

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	2026-05-18T01:23:02.326403Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ec8fc59e4988a6ccced15e1c1331ea87f4daca80ae584746d16b62d8b845deda

Aliases

arxiv: 1512.02291 · arxiv_version: 1512.02291v1 · doi: 10.48550/arxiv.1512.02291 · pith_short_12: 5SH4LHSJRCTM · pith_short_16: 5SH4LHSJRCTMZTWR · pith_short_8: 5SH4LHSJ

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/5SH4LHSJRCTMZTWRLYOBGMPKQ7 \
  | 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: ec8fc59e4988a6ccced15e1c1331ea87f4daca80ae584746d16b62d8b845deda

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5e6d0b804d04632a141ffb3244370c5347cc300d8aaac8f29ae03e771a70423",
    "cross_cats_sorted": [
      "astro-ph.HE",
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2015-12-08T00:27:03Z",
    "title_canon_sha256": "9defb030bf8941c01d7dd0216cbfa6b6217d3d9cbb5046ffbe341f57498e9f86"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1512.02291",
    "kind": "arxiv",
    "version": 1
  }
}