Pith Number

pith:ULKUD4DU

pith:2023:ULKUD4DUHVXPKXJIXMDKGEL6BR

not attested not anchored not stored refs pending

Suppression of laser beam's polarization and intensity fluctuation via a Mach-Zehnder interferometer with proper feedback

Feifei Lu, Jun He, Junmin Wang, Shou Liu, Xiaokai Hou, Xin Wang

arxiv:2301.08417 v1 · 2023-01-20 · physics.optics · physics.atom-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{ULKUD4DUHVXPKXJIXMDKGEL6BR}

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	2026-07-05T05:34:36.005238Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a2d541f0743d6ef55d28bb06a3117e0c75e8073c4c6346ded540b7a1467167dd

Aliases

arxiv: 2301.08417 · arxiv_version: 2301.08417v1 · doi: 10.48550/arxiv.2301.08417 · pith_short_12: ULKUD4DUHVXP · pith_short_16: ULKUD4DUHVXPKXJI · pith_short_8: ULKUD4DU

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/ULKUD4DUHVXPKXJIXMDKGEL6BR \
  | 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: a2d541f0743d6ef55d28bb06a3117e0c75e8073c4c6346ded540b7a1467167dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b1597f08ee1eb6c5f3ba8184c7ec04f45ce91bb1c3e097d541bf66e45e4e5c85",
    "cross_cats_sorted": [
      "physics.atom-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2023-01-20T04:14:32Z",
    "title_canon_sha256": "8555a397df185f84c7a78ca6ff160c23dd5ad0cf8d32fd48e2c498cc8c405c62"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2301.08417",
    "kind": "arxiv",
    "version": 1
  }
}