Pith Number

pith:QCPZPX7K

pith:2018:QCPZPX7KMUD5KSV7GF53UBRWM7

not attested not anchored not stored refs pending

Generating electromagnetic modes with fine tunable orbital angular momentum by planar topological circuits

Hong Chen, Jun Jiang, Toshikaze Kariyado, Weiwei Zhu, Xiao Hu, Yong Sun, Yuan Li, Zhiwei Guo

arxiv:1801.04395 v1 · 2018-01-13 · physics.optics · cond-mat.mes-hall · cond-mat.mtrl-sci

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	2026-05-18T00:26:06.593981Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

809f97dfea6507d54abf317bba063667c342fbf6d9e2a199bc637e693bc58a40

Aliases

arxiv: 1801.04395 · arxiv_version: 1801.04395v1 · doi: 10.48550/arxiv.1801.04395 · pith_short_12: QCPZPX7KMUD5 · pith_short_16: QCPZPX7KMUD5KSV7 · pith_short_8: QCPZPX7K

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/QCPZPX7KMUD5KSV7GF53UBRWM7 \
  | 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: 809f97dfea6507d54abf317bba063667c342fbf6d9e2a199bc637e693bc58a40

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "48078ad04579d7b37ff774ae4e843cdbc6ed88fe65fe6a42fbac7cc43fd5c8ed",
    "cross_cats_sorted": [
      "cond-mat.mes-hall",
      "cond-mat.mtrl-sci"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-01-13T08:21:11Z",
    "title_canon_sha256": "7e8546c90abc338ef62d4520478f3a239a3f835f9d0860cf40e626df14a24806"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.04395",
    "kind": "arxiv",
    "version": 1
  }
}