Pith Number

pith:TFYJL477

pith:2001:TFYJL477RAKR4M4BO3FPU2HDCP

not attested not anchored not stored refs pending

Gravitational collapse on the brane: a no-go theorem

Cristiano Germani, Marco Bruni, Roy Maartens (Portsmouth)

arxiv:gr-qc/0108013 v2 · 2001-08-03 · gr-qc · astro-ph · hep-ph · hep-th

Open paper page JSON What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

Receipt and verification

First computed	2026-05-18T02:37:35.875041Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

997095f3ff88151e338176cafa68e313f3273ff50ff04db5c132572037677c0e

Aliases

arxiv: gr-qc/0108013 · arxiv_version: gr-qc/0108013v2 · doi: 10.48550/arxiv.gr-qc/0108013

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/TFYJL477RAKR4M4BO3FPU2HDCP \
  | 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: 997095f3ff88151e338176cafa68e313f3273ff50ff04db5c132572037677c0e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f463929b464a05dc46f23d780a44fb2a6c14ee68657947f47a600a42579f77e6",
    "cross_cats_sorted": [
      "astro-ph",
      "hep-ph",
      "hep-th"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2001-08-03T18:52:31Z",
    "title_canon_sha256": "eccfd620b1ae0894abe20cdf55afa5a321dcc2752041d1af4156597ea5894f91"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0108013",
    "kind": "arxiv",
    "version": 2
  }
}