Pith Number

pith:FEC3N3XV

pith:2002:FEC3N3XVGUQQYLIIGUJBCRIWBF

not attested not anchored not stored refs pending

Gravity wave analogs of black holes

Ralf Sch\"utzhold, William G. Unruh

arxiv:gr-qc/0205099 v2 · 2002-05-23 · 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{FEC3N3XVGUQQYLIIGUJBCRIWBF}

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

2 papers in Pith

Superradiance -- the 2020 Edition

Total transmission modes in draining bathtub model with vorticity

Receipt and verification

First computed	2026-07-04T16:33:44.447750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2905b6eef535210c2d08351211451609572e35b0f1faf24062d234460fbf06b9

Aliases

arxiv: gr-qc/0205099 · arxiv_version: gr-qc/0205099v2 · doi: 10.48550/arxiv.gr-qc/0205099 · pith_short_12: FEC3N3XVGUQQ · pith_short_16: FEC3N3XVGUQQYLII · pith_short_8: FEC3N3XV

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/FEC3N3XVGUQQYLIIGUJBCRIWBF \
  | 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: 2905b6eef535210c2d08351211451609572e35b0f1faf24062d234460fbf06b9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e045655b62d8728a515b7ff0454aeaf84dfd4b6c8bc29c89f6ed8503133b4158",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2002-05-23T00:00:05Z",
    "title_canon_sha256": "02de2e1d9fd54f6fd25a8ad14d6a6fc234dd526df72eb34264f3aaa368287120"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0205099",
    "kind": "arxiv",
    "version": 2
  }
}