Pith Number

pith:ORWD2HWO

pith:2021:ORWD2HWOPZFKYAFJKEDBN4YYCG

not attested not anchored not stored refs pending

Wavelength-switchable ultra-narrow linewidth fiber laser enabled by a figure-8 compound-ring-cavity filter and a polarization-managed four-channel filter

Da Wei, Fengping Yan, Meili Jiang, Shengbao Wu, Ting Feng, Weiwei Sun, Wenwen Bi, X. Steve Yao, Yuping Suo

arxiv:2107.00985 v5 · 2021-07-02 · physics.optics · physics.app-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{ORWD2HWOPZFKYAFJKEDBN4YYCG}

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	2026-07-05T03:12:49.570397Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

746c3d1ece7e4aac00a9510616f31811989150be290e82b0dd2b7ed45481a6de

Aliases

arxiv: 2107.00985 · arxiv_version: 2107.00985v5 · doi: 10.48550/arxiv.2107.00985 · pith_short_12: ORWD2HWOPZFK · pith_short_16: ORWD2HWOPZFKYAFJ · pith_short_8: ORWD2HWO

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/ORWD2HWOPZFKYAFJKEDBN4YYCG \
  | 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: 746c3d1ece7e4aac00a9510616f31811989150be290e82b0dd2b7ed45481a6de

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "da820c0474aaefab6f35ac75b278641410e3919d6ecacf4cc54904bbd0bd785a",
    "cross_cats_sorted": [
      "physics.app-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2021-07-02T11:49:41Z",
    "title_canon_sha256": "419705eeb8c0a82c71f309d207445224094e11c589daa41b9a6d4b83a8377a1a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2107.00985",
    "kind": "arxiv",
    "version": 5
  }
}