Pith Number

pith:FAVAJYQZ

pith:1995:FAVAJYQZT7JQDXOJ5AYOWZSCBX

not attested not anchored not stored refs pending

Are All Static Black Hole Solutions Spherically Symmetric?

Erick J. Weinberg (Columbia University), S. Alexander Ridgway

arxiv:gr-qc/9504003 v1 · 1995-04-04 · 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{FAVAJYQZT7JQDXOJ5AYOWZSCBX}

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	2026-05-18T04:35:34.327020Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

282a04e2199fd301ddc9e830eb66420dfe98649c5c5ab3be4657bd41f2187601

Aliases

arxiv: gr-qc/9504003 · arxiv_version: gr-qc/9504003v1 · doi: 10.48550/arxiv.gr-qc/9504003 · pith_short_12: FAVAJYQZT7JQ · pith_short_16: FAVAJYQZT7JQDXOJ · pith_short_8: FAVAJYQZ

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/FAVAJYQZT7JQDXOJ5AYOWZSCBX \
  | 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: 282a04e2199fd301ddc9e830eb66420dfe98649c5c5ab3be4657bd41f2187601

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f77ec72d87a1902c5a3640add345a215a4a0dd9eee5b256f09d9b57a0b0a051b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1995-04-04T20:06:53Z",
    "title_canon_sha256": "374e4530a025cfdb2be080a5ef96fccc74ca4231c713e954f4d6ea5b7f064fdb"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9504003",
    "kind": "arxiv",
    "version": 1
  }
}