Pith Number

pith:66TFD5KF

pith:2000:66TFD5KFP3T4NTZMUCFJFTXF4V

not attested not anchored not stored refs pending

A remark on Brans-Dicke dust cosmological solutions with negative $\omega$

A.B. Batista, J.C. Fabris, R. de S\'a Ribeiro

arxiv:gr-qc/0001055 v1 · 2000-01-19 · 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{66TFD5KFP3T4NTZMUCFJFTXF4V}

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	2026-05-18T01:39:25.011135Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7a651f5457ee7c6cf2ca08a92cee5e567f93c629a996caefd379bd9279e3a4b

Aliases

arxiv: gr-qc/0001055 · arxiv_version: gr-qc/0001055v1 · doi: 10.48550/arxiv.gr-qc/0001055 · pith_short_12: 66TFD5KFP3T4 · pith_short_16: 66TFD5KFP3T4NTZM · pith_short_8: 66TFD5KF

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/66TFD5KFP3T4NTZMUCFJFTXF4V \
  | 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: f7a651f5457ee7c6cf2ca08a92cee5e567f93c629a996caefd379bd9279e3a4b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f82f9dec6eb29896345d73c67ff4733f6ffe0bbe1950ada639fe8060efcc8ba",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2000-01-19T21:50:17Z",
    "title_canon_sha256": "2a02e62805fdfe679844f005ff8274bf57c19f4ddfefaf6516ed68c91bc3a09b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0001055",
    "kind": "arxiv",
    "version": 1
  }
}