Pith Number

pith:OIHI3W35

pith:1997:OIHI3W35TC4A4SQUWBU6F2FHWS

not attested not anchored not stored refs pending

Lorentz Invariance and the Cosmological Constant

Orfeu Bertolami

arxiv:gr-qc/9706012 v1 · 1997-06-04 · 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{OIHI3W35TC4A4SQUWBU6F2FHWS}

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	2026-07-04T16:04:38.180075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

720e8ddb7d98b80e4a14b069e2e8a7b4a82e866262dd5ad9dc245fb4e44fef07

Aliases

arxiv: gr-qc/9706012 · arxiv_version: gr-qc/9706012v1 · doi: 10.48550/arxiv.gr-qc/9706012 · pith_short_12: OIHI3W35TC4A · pith_short_16: OIHI3W35TC4A4SQU · pith_short_8: OIHI3W35

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/OIHI3W35TC4A4SQUWBU6F2FHWS \
  | 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: 720e8ddb7d98b80e4a14b069e2e8a7b4a82e866262dd5ad9dc245fb4e44fef07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6103c1db284a36a9cd243692f5c1fc773539fb7e4652c12f21b8259b7dc6c07f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "1997-06-04T12:18:10Z",
    "title_canon_sha256": "5aac8e284e5314adc74d7d028de187272e7e30d08f6094179cef5074e1ef6c24"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/9706012",
    "kind": "arxiv",
    "version": 1
  }
}