Pith Number

pith:KW57S5LX

pith:2013:KW57S5LXTY4QEZBRWCRA6Z2GQ4

not attested not anchored not stored refs pending

Low-threshold whispering-gallery-mode microlasers fabricated in a Nd: glass substrate by three-dimensional femtosecond laser micromachining

Bin Zeng, Fei He, Huailiang Xu, Jiangxin Song, Jintian Lin, Koji Sugioka, Wei Fang, Ya Cheng, Yingxin Xu

arxiv:1303.0679 v1 · 2013-03-04 · 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{KW57S5LXTY4QEZBRWCRA6Z2GQ4}

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	2026-05-18T01:51:17.454817Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

55bbf975779e39026431b0a20f6746872cefa65db368503303adb1bfc58b69eb

Aliases

arxiv: 1303.0679 · arxiv_version: 1303.0679v1 · doi: 10.48550/arxiv.1303.0679 · pith_short_12: KW57S5LXTY4Q · pith_short_16: KW57S5LXTY4QEZBR · pith_short_8: KW57S5LX

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/KW57S5LXTY4QEZBRWCRA6Z2GQ4 \
  | 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: 55bbf975779e39026431b0a20f6746872cefa65db368503303adb1bfc58b69eb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "242b2708e06950956fe282b1888b58ec6fa81f4ca857cdc16492855cf24ba4dd",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-03-04T11:46:09Z",
    "title_canon_sha256": "8bd4e8fd3f4081b8d1e0ce3cd8b29b06aad944f78ddbb5e7876a655b0a143714"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.0679",
    "kind": "arxiv",
    "version": 1
  }
}