Pith Number

pith:G45CLEPJ

pith:2012:G45CLEPJD36TNRUXTXZM7JYPOG

not attested not anchored not stored refs pending

On the Doppler effect for light from orbiting sources in Kerr-type metrics

C. Beetle, G. Goedecke, M. Engelhardt, S. Cisneros

arxiv:1203.2502 v2 · 2012-03-12 · gr-qc · astro-ph.GA · astro-ph.HE · hep-ex

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{G45CLEPJD36TNRUXTXZM7JYPOG}

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

The third wheel: ringdown and lensing of triple systems

Receipt and verification

First computed	2026-05-18T02:25:19.195559Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

373a2591e91efd36c6979df2cfa70f71bec3d2de4b73ea28574b357437dd1d61

Aliases

arxiv: 1203.2502 · arxiv_version: 1203.2502v2 · doi: 10.48550/arxiv.1203.2502 · pith_short_12: G45CLEPJD36T · pith_short_16: G45CLEPJD36TNRUX · pith_short_8: G45CLEPJ

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/G45CLEPJD36TNRUXTXZM7JYPOG \
  | 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: 373a2591e91efd36c6979df2cfa70f71bec3d2de4b73ea28574b357437dd1d61

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7d3b26105abb21809dc241ce4faca73ac2e5dd2d857025cd819b082217318924",
    "cross_cats_sorted": [
      "astro-ph.GA",
      "astro-ph.HE",
      "hep-ex"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2012-03-12T14:28:22Z",
    "title_canon_sha256": "ebd600c7c73894e99fd3f8c0c93403d04d97f58e1534dddb8d87e8df61fe8c96"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1203.2502",
    "kind": "arxiv",
    "version": 2
  }
}