Pith Number

pith:DSL6R65N

pith:2006:DSL6R65NMYOTN5FNB2AQIZABOL

not attested not anchored not stored refs pending

Constant scalar curvature hypersurfaces in extended Schwarzschild space-time

J. Frauendiener, M. J. Pareja

arxiv:gr-qc/0601080 v2 · 2006-01-19 · 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{DSL6R65NMYOTN5FNB2AQIZABOL}

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	2026-05-18T01:06:45.343083Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1c97e8fbad661d36f4ad0e8104640172ce677da23557b03fc2cb9392fe12fa37

Aliases

arxiv: gr-qc/0601080 · arxiv_version: gr-qc/0601080v2 · doi: 10.48550/arxiv.gr-qc/0601080 · pith_short_12: DSL6R65NMYOT · pith_short_16: DSL6R65NMYOTN5FN · pith_short_8: DSL6R65N

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/DSL6R65NMYOTN5FNB2AQIZABOL \
  | 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: 1c97e8fbad661d36f4ad0e8104640172ce677da23557b03fc2cb9392fe12fa37

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "ef824b0ffcc6cef8ff330c911ff81cc9e865281a3b6a82ded26bf60ca6d03d2b",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2006-01-19T20:56:35Z",
    "title_canon_sha256": "29d5d8337e11d0675761c47b93d39faef1c7132ecd1d9c8ebdb35fc941544b2f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0601080",
    "kind": "arxiv",
    "version": 2
  }
}