Pith Number

pith:46WDTO3D

pith:2025:46WDTO3DKFJCYIVNRXTUH7F7P4

not attested not anchored not stored refs pending

Transportable Optical Lattice Clocks and General Relativity

Hidetoshi Katori, Hisaaki Shinkai, Masao Takamoto

arxiv:2502.06104 v1 · 2025-02-10 · 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{46WDTO3DKFJCYIVNRXTUH7F7P4}

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	2026-07-05T10:11:47.868757Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7ac39bb6351522c22ad8de743fcbf7f2b2b3b0c510fee8db1573a75cc62390c

Aliases

arxiv: 2502.06104 · arxiv_version: 2502.06104v1 · doi: 10.48550/arxiv.2502.06104 · pith_short_12: 46WDTO3DKFJC · pith_short_16: 46WDTO3DKFJCYIVN · pith_short_8: 46WDTO3D

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/46WDTO3DKFJCYIVNRXTUH7F7P4 \
  | 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: e7ac39bb6351522c22ad8de743fcbf7f2b2b3b0c510fee8db1573a75cc62390c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35d5807f68b8b0c2d47e08a66feae5ef9af4d188ac79bb1cfea8135f4614896f",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "gr-qc",
    "submitted_at": "2025-02-10T02:22:25Z",
    "title_canon_sha256": "6b4a7e65f17829828da39e7a5e75a707567498a57597c518c60efbb8ea9e0826"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2502.06104",
    "kind": "arxiv",
    "version": 1
  }
}