Pith Number

pith:PSX3AVP4

pith:2011:PSX3AVP4J2GAJDAEMKAHFTEEAZ

not attested not anchored not stored refs pending

Testing the black hole no-hair theorem at the galactic center: Perturbing effects of stars in the surrounding cluster

Clifford M. Will, Laleh Sadeghian

arxiv:1106.5056 v1 · 2011-06-24 · gr-qc · astro-ph.GA

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{PSX3AVP4J2GAJDAEMKAHFTEEAZ}

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	2026-05-18T04:09:37.522512Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7cafb055fc4e8c048c04628072cc8406446f34bb3c097dab304225cf070049e0

Aliases

arxiv: 1106.5056 · arxiv_version: 1106.5056v1 · doi: 10.48550/arxiv.1106.5056 · pith_short_12: PSX3AVP4J2GA · pith_short_16: PSX3AVP4J2GAJDAE · pith_short_8: PSX3AVP4

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/PSX3AVP4J2GAJDAEMKAHFTEEAZ \
  | 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: 7cafb055fc4e8c048c04628072cc8406446f34bb3c097dab304225cf070049e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "20b6cea6e0fec4bca96eb8fc5136de2dd85b196236a8300e688b5753ca7fc3c6",
    "cross_cats_sorted": [
      "astro-ph.GA"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-06-24T20:16:18Z",
    "title_canon_sha256": "b9805571dc02eaa87bacd4a8a528a90c5b33531795a4fffe6212137bbe15147e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1106.5056",
    "kind": "arxiv",
    "version": 1
  }
}