Pith Number

pith:GXI6BJGG

pith:2011:GXI6BJGGJO3NIPMEN7FFNGM5GC

not attested not anchored not stored refs pending

Goryachev-Chaplygin, Kovalevskaya, and Brdi\v{c}ka-Eardley-Nappi-Witten pp-waves spacetimes with higher rank St\"ackel-Killing tensors

C. Rugina, G. W. Gibbons

arxiv:1107.5987 v2 · 2011-07-29 · gr-qc · math-ph · math.DG · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{GXI6BJGGJO3NIPMEN7FFNGM5GC}

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

1 paper in Pith

The Bohlin variant of the Eisenhart lift

Receipt and verification

First computed	2026-05-18T02:01:05.675347Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

35d1e0a4c64bb6d43d846fca56999d309b473f86a95608003ff28590f09551d9

Aliases

arxiv: 1107.5987 · arxiv_version: 1107.5987v2 · doi: 10.48550/arxiv.1107.5987 · pith_short_12: GXI6BJGGJO3N · pith_short_16: GXI6BJGGJO3NIPME · pith_short_8: GXI6BJGG

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/GXI6BJGGJO3NIPMEN7FFNGM5GC \
  | 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: 35d1e0a4c64bb6d43d846fca56999d309b473f86a95608003ff28590f09551d9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "99ebf4b6f588a611f664ac1505fb4c8531d84b041f0b310ac8cf3a90b385cc61",
    "cross_cats_sorted": [
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2011-07-29T14:55:50Z",
    "title_canon_sha256": "2ec2ca5abb2d4a61509be7086b4c72b3fd3b8c18d275ef5367105c48449deab8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1107.5987",
    "kind": "arxiv",
    "version": 2
  }
}