Pith Number

pith:4WDM65WL

pith:2001:4WDM65WLJVURWBSOYUHYXNVDMM

not attested not anchored not stored refs pending

Probing the Brans-Dicke Gravitational Field by Cerenkov Radiation

G. Lambiase

arxiv:gr-qc/0110110 v1 · 2001-10-25 · 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{4WDM65WLJVURWBSOYUHYXNVDMM}

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	2026-05-18T01:06:47.801410Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e586cf76cb4d691b064ec50f8bb6a363188964cfa9c53857d6921b0e99977f41

Aliases

arxiv: gr-qc/0110110 · arxiv_version: gr-qc/0110110v1 · doi: 10.48550/arxiv.gr-qc/0110110 · pith_short_12: 4WDM65WLJVUR · pith_short_16: 4WDM65WLJVURWBSO · pith_short_8: 4WDM65WL

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/4WDM65WLJVURWBSOYUHYXNVDMM \
  | 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: e586cf76cb4d691b064ec50f8bb6a363188964cfa9c53857d6921b0e99977f41

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7dd4147e4936eca0a83b7186df198cd568934de7902e3d6d261265e6ed7cec20",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2001-10-25T17:55:51Z",
    "title_canon_sha256": "8ebfb93004dcf72c7f85226aa849262ac9efa2f6524c62beb9315799fffa6e8a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0110110",
    "kind": "arxiv",
    "version": 1
  }
}