Pith Number

pith:QUHRZDDF

pith:2018:QUHRZDDFLEDWPXOQRUBDUOY37V

not attested not anchored not stored refs pending

Cylindrical gravitational waves: C-energy, super-energy and associated dynamical effects

Andrea Geralico, Donato Bini, Wolfango Plastino

arxiv:1812.07938 v1 · 2018-12-19 · 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{QUHRZDDFLEDWPXOQRUBDUOY37V}

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	2026-05-17T23:45:31.634386Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

850f1c8c65590767ddd08d023a3b1bfd4cc5b0c7a1b75abfd9a9bb93d0703565

Aliases

arxiv: 1812.07938 · arxiv_version: 1812.07938v1 · doi: 10.48550/arxiv.1812.07938 · pith_short_12: QUHRZDDFLEDW · pith_short_16: QUHRZDDFLEDWPXOQ · pith_short_8: QUHRZDDF

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/QUHRZDDFLEDWPXOQRUBDUOY37V \
  | 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: 850f1c8c65590767ddd08d023a3b1bfd4cc5b0c7a1b75abfd9a9bb93d0703565

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "963a0f18e6d18bceed4c508064f73ceb9b744fa3fd98cc2a5fde8e4d5ec47f17",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2018-12-19T13:40:32Z",
    "title_canon_sha256": "d922895da1107395373776ef44027fc0e9d09dab77db43752c3629ea25f66326"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1812.07938",
    "kind": "arxiv",
    "version": 1
  }
}