Pith Number

pith:SQWC3O43

pith:2018:SQWC3O43UKF7TAKFIZZ5M4X56V

not attested not anchored not stored refs pending

Quantum metamaterials: entanglement of spin and orbital angular momentum of a single photon

Arkady Faerman, Dikla Oren, Elhanan Maguid, Erez Hasman, Mordechai Segev, Tomer Stav, Vladimir Kleiner

arxiv:1802.06374 v1 · 2018-02-18 · quant-ph · 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{SQWC3O43UKF7TAKFIZZ5M4X56V}

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	2026-05-18T00:23:03.433234Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

942c2dbb9ba28bf981454673d672fdf576cd0450fcf54929cbe424e8b008b7ac

Aliases

arxiv: 1802.06374 · arxiv_version: 1802.06374v1 · doi: 10.48550/arxiv.1802.06374 · pith_short_12: SQWC3O43UKF7 · pith_short_16: SQWC3O43UKF7TAKF · pith_short_8: SQWC3O43

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/SQWC3O43UKF7TAKFIZZ5M4X56V \
  | 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: 942c2dbb9ba28bf981454673d672fdf576cd0450fcf54929cbe424e8b008b7ac

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb958090594dc4581ba1496f8f57d0dfdd5b6684c300671659b274aae9395a74",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-02-18T13:26:20Z",
    "title_canon_sha256": "9373138c69c0ae83d14f00d0e53da86d3e678129ce571c98f93bc1d2a74ff082"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1802.06374",
    "kind": "arxiv",
    "version": 1
  }
}