Pith Number

pith:OVYXRAHP

pith:1999:OVYXRAHPSM7BCKTQMPSLDVLRC3

not attested not anchored not stored refs pending

Particle creation, renormalizability conditions and the mass-energy spectrum in gravity theories of quadratic Lagrangians

D. B. Papadopoulos, K. Kleidis

arxiv:gr-qc/9905041 v1 · 1999-05-13 · 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{OVYXRAHPSM7BCKTQMPSLDVLRC3}

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	2026-05-18T02:37:28.005324Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

75717880ef933e112a7063e4b1d57116ccbea197a22a88d36b623602c544a9bc

Aliases

arxiv: gr-qc/9905041 · arxiv_version: gr-qc/9905041v1 · doi: 10.48550/arxiv.gr-qc/9905041 · pith_short_12: OVYXRAHPSM7B · pith_short_16: OVYXRAHPSM7BCKTQ · pith_short_8: OVYXRAHP

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/OVYXRAHPSM7BCKTQMPSLDVLRC3 \
  | 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: 75717880ef933e112a7063e4b1d57116ccbea197a22a88d36b623602c544a9bc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c2884cd0ffed04f5c00dfc32dfed68409d15cf7f47c0da1aea8ece75ef614de",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1999-05-13T11:23:30Z",
    "title_canon_sha256": "6243c026fb73ce010e9c34e54f12a6e79a7b2fd171b30b1224d53b2c699ef2a3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9905041",
    "kind": "arxiv",
    "version": 1
  }
}