Pith Number

pith:XAGGOZX5

pith:2004:XAGGOZX5PS5HHJA6AS7VTNH72A

not attested not anchored not stored refs pending

Old and new ether-drift experiments: a sharp test for a preferred frame

E. Costanzo, M. Consoli

arxiv:gr-qc/0406065 v1 · 2004-06-16 · gr-qc · physics.class-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{XAGGOZX5PS5HHJA6AS7VTNH72A}

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	2026-05-18T04:22:20.417859Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b80c6766fd7cba73a41e04bf59b4ffd0000a91f605480f1d766902549ccf04c4

Aliases

arxiv: gr-qc/0406065 · arxiv_version: gr-qc/0406065v1 · doi: 10.48550/arxiv.gr-qc/0406065 · pith_short_12: XAGGOZX5PS5H · pith_short_16: XAGGOZX5PS5HHJA6 · pith_short_8: XAGGOZX5

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/XAGGOZX5PS5HHJA6AS7VTNH72A \
  | 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: b80c6766fd7cba73a41e04bf59b4ffd0000a91f605480f1d766902549ccf04c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b7778f4cbbe6b682bfc915ef74bf072ace8387c43c7265a73b95a7083840d11",
    "cross_cats_sorted": [
      "physics.class-ph"
    ],
    "license": "",
    "primary_cat": "gr-qc",
    "submitted_at": "2004-06-16T08:26:46Z",
    "title_canon_sha256": "ee656efdfdee33f37d2ea8a61a6124f66d383f90ae8e35674915201acb949002"
  },
  "schema_version": "1.0",
  "source": {
    "id": "gr-qc/0406065",
    "kind": "arxiv",
    "version": 1
  }
}