Pith Number

pith:7VH2OQLL

pith:2018:7VH2OQLLAT5IVBJGLUG6BSJVCB

not attested not anchored not stored refs pending

Wave equations with initial data on compact Cauchy horizons

Oliver Lindblad Petersen

arxiv:1802.10057 v3 · 2018-02-27 · math.AP · 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{7VH2OQLLAT5IVBJGLUG6BSJVCB}

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

Totally geodesic null hypersurfaces and constancy of surface gravity in Finsler spacetimes

Receipt and verification

First computed	2026-07-05T03:54:52.871696Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

fd4fa7416b04fa8a85265d0de0c93510413bdfd69fb4f62e6a3eadd5205023de

Aliases

arxiv: 1802.10057 · arxiv_version: 1802.10057v3 · doi: 10.48550/arxiv.1802.10057 · pith_short_12: 7VH2OQLLAT5I · pith_short_16: 7VH2OQLLAT5IVBJG · pith_short_8: 7VH2OQLL

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/7VH2OQLLAT5IVBJGLUG6BSJVCB \
  | 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: fd4fa7416b04fa8a85265d0de0c93510413bdfd69fb4f62e6a3eadd5205023de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1271baa28a5c9e91477d56cb5b7b5b667c22adfffd35ca7bba7390eb69713a81",
    "cross_cats_sorted": [
      "math-ph",
      "math.DG",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.AP",
    "submitted_at": "2018-02-27T18:27:58Z",
    "title_canon_sha256": "8c397c365982003c90443bae9d5fb2efe5d9d5a7e3f85db5045b893604c8d1c9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.10057",
    "kind": "arxiv",
    "version": 3
  }
}