Pith Number

pith:2UFURB5J

pith:2002:2UFURB5JOJPM3MHTYQ4LKKVOW6

not attested not anchored not stored refs pending

On Black Hole Scalar Hair in Asymptotically Anti de Sitter Spacetimes

Daniel Sudarsky, Jose Antonio Gonzalez

arxiv:gr-qc/0207069 v2 · 2002-07-18 · gr-qc

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{2UFURB5JOJPM3MHTYQ4LKKVOW6}

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	2026-05-18T02:37:35.616534Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d50b4887a9725ecdb0f3c438b52aaeb798f8b997abc808509342e2607599839f

Aliases

arxiv: gr-qc/0207069 · arxiv_version: gr-qc/0207069v2 · doi: 10.48550/arxiv.gr-qc/0207069 · pith_short_12: 2UFURB5JOJPM · pith_short_16: 2UFURB5JOJPM3MHT · pith_short_8: 2UFURB5J

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/2UFURB5JOJPM3MHTYQ4LKKVOW6 \
  | 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: d50b4887a9725ecdb0f3c438b52aaeb798f8b997abc808509342e2607599839f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fc10b9b5f57f978094f521058f77eb77df0d4c95b3ade89b9c774bd886af006c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-07-18T01:12:33Z",
    "title_canon_sha256": "32225c300a1a32a19b00e2d19c094bef5cd3c944ce1b6b8b3f6c019a9efe017d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0207069",
    "kind": "arxiv",
    "version": 2
  }
}