Pith Number

pith:UDGC5LTW

pith:2014:UDGC5LTWXG2XX3WVST6TCIAIJ2

not attested not anchored not stored refs pending

An optical fan for light beams for high-precision optical measurements and optical switching

Bao-Sen Shi, Dong-Sheng Ding, Guang-Can Guo, Shuai Shi, Wei Zhang, Yan Li, Yun-Kun Jiang, Zhi-Yuan Zhou

arxiv:1405.1882 v1 · 2014-05-08 · physics.optics · quant-ph

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

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	2026-05-18T02:44:42.097964Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a0cc2eae76b9b57beed594fd3120084e8a45d42ba4878942bf319c695cdebdf3

Aliases

arxiv: 1405.1882 · arxiv_version: 1405.1882v1 · doi: 10.48550/arxiv.1405.1882 · pith_short_12: UDGC5LTWXG2X · pith_short_16: UDGC5LTWXG2XX3WV · pith_short_8: UDGC5LTW

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/UDGC5LTWXG2XX3WVST6TCIAIJ2 \
  | 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: a0cc2eae76b9b57beed594fd3120084e8a45d42ba4878942bf319c695cdebdf3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "4c46519de32a49f6fce1f32b6b6d808680d17c2bffcd9002ea3644adca515663",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-05-08T11:15:24Z",
    "title_canon_sha256": "48955e3f8b90147f5adc0bb4da316c14fe77c91682b1e7e69b07c2a35e2dc434"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1405.1882",
    "kind": "arxiv",
    "version": 1
  }
}