Pith Number

pith:WTZUZVMV

pith:1997:WTZUZVMVJWHD6UMVIOLTAJKOIY

not attested not anchored not stored refs pending

Cosmological spacetimes not covered by a constant mean curvature slicing

Alan D. Rendall, James Isenberg

arxiv:gr-qc/9710053 v1 · 1997-10-09 · 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{WTZUZVMVJWHD6UMVIOLTAJKOIY}

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	2026-07-04T16:04:40.560954Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b4f34cd5954d8e3f5195439730254e460c7868482d82f1453360c9795b0273f5

Aliases

arxiv: gr-qc/9710053 · arxiv_version: gr-qc/9710053v1 · doi: 10.48550/arxiv.gr-qc/9710053 · pith_short_12: WTZUZVMVJWHD · pith_short_16: WTZUZVMVJWHD6UMV · pith_short_8: WTZUZVMV

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/WTZUZVMVJWHD6UMVIOLTAJKOIY \
  | 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: b4f34cd5954d8e3f5195439730254e460c7868482d82f1453360c9795b0273f5

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b56527350ba9d74c6fd34add59973799538b503ce21a4c14b51b3ebf7bf330dc",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-10-09T11:30:41Z",
    "title_canon_sha256": "c268ed3ef74c88f2063dba9d5f007395463ac218c32a0ad1ccdcbe14c5d07de4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9710053",
    "kind": "arxiv",
    "version": 1
  }
}