Pith Number

pith:4ATMN4OA

pith:2019:4ATMN4OA32QRY64NCRCFZJSWA4

not attested not anchored not stored refs pending

A large scale passive laser gyroscope for Earth rotation sensing

F. L. Zhang, J. Luo, J. Zhang, K. Li, K. Liu, K. U. Schreiber, X. H. Feng, Z. H. Lu, Z. Y. Li

arxiv:1901.05446 v2 · 2019-01-16 · physics.ins-det · physics.optics

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4ATMN4OA32QRY64NCRCFZJSWA4}

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	2026-05-17T23:42:24.621767Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e026c6f1c0dea11c7b8d14445ca6560708abcb263838d17dd44e16636ae9fde2

Aliases

arxiv: 1901.05446 · arxiv_version: 1901.05446v2 · doi: 10.48550/arxiv.1901.05446 · pith_short_12: 4ATMN4OA32QR · pith_short_16: 4ATMN4OA32QRY64N · pith_short_8: 4ATMN4OA

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/4ATMN4OA32QRY64NCRCFZJSWA4 \
  | 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: e026c6f1c0dea11c7b8d14445ca6560708abcb263838d17dd44e16636ae9fde2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d22ec64a391d2f599fe0004bd1ef3266b2fb083d4e51548f3286bdcf469f35c8",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-01-16T07:50:38Z",
    "title_canon_sha256": "c59c889b16de6b1b2059883052c7b15ae61e75d504ad58f7db50934cf473e17c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.05446",
    "kind": "arxiv",
    "version": 2
  }
}