Pith Number

pith:V6Y46KUK

pith:2019:V6Y46KUKCWSXM2YETSEEOL2L7G

not attested not anchored not stored refs pending

Frequency-modulated continuous-wave laser distance measurement system using Fabry- Perot cavity as measuring reference

Guang Shi, Kefei Hei, Nandini Bhattacharya, Wen Wang

arxiv:1901.01131 v1 · 2019-01-02 · 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{V6Y46KUKCWSXM2YETSEEOL2L7G}

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	2026-05-17T23:56:56.987306Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

afb1cf2a8a15a5766b049c88472f4bf98bb44bb657ceca945f39c0add203d478

Aliases

arxiv: 1901.01131 · arxiv_version: 1901.01131v1 · doi: 10.48550/arxiv.1901.01131 · pith_short_12: V6Y46KUKCWSX · pith_short_16: V6Y46KUKCWSXM2YE · pith_short_8: V6Y46KUK

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/V6Y46KUKCWSXM2YETSEEOL2L7G \
  | 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: afb1cf2a8a15a5766b049c88472f4bf98bb44bb657ceca945f39c0add203d478

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "702df5472f506dbfa51d751e6ad8cf9201f9b79b5b96cc317b35ad8df0e5679b",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.ins-det",
    "submitted_at": "2019-01-02T15:33:25Z",
    "title_canon_sha256": "7bcea70cee9d6c81de5ec547dd471e4a530f7aa5ba0867c66b60a48a2c8fd92d"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1901.01131",
    "kind": "arxiv",
    "version": 1
  }
}