Pith Number

pith:SPKMRXCX

pith:2021:SPKMRXCXIQ4NE3N7GHXEHT5RA4

not attested not anchored not stored refs pending

Coherent states for equally spaced, homogeneous waveguide arrays

H\'ector M. Moya-Cessa, Julio Guerrero

arxiv:2112.01673 v1 · 2021-12-03 · quant-ph · math-ph · math.MP

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{SPKMRXCXIQ4NE3N7GHXEHT5RA4}

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.

Cited by

1 paper in Pith

Universality of Photonic Interlacing Architectures for Learning Discrete Linear Unitaries

Receipt and verification

First computed	2026-07-05T03:37:30.647747Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

93d4c8dc574438d26dbf31ee43cfb1071de9f6f7139e92f02e4710d4ffc97229

Aliases

arxiv: 2112.01673 · arxiv_version: 2112.01673v1 · doi: 10.48550/arxiv.2112.01673 · pith_short_12: SPKMRXCXIQ4N · pith_short_16: SPKMRXCXIQ4NE3N7 · pith_short_8: SPKMRXCX

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/SPKMRXCXIQ4NE3N7GHXEHT5RA4 \
  | 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: 93d4c8dc574438d26dbf31ee43cfb1071de9f6f7139e92f02e4710d4ffc97229

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dcf2858784dc4e1aa4e06b53eb49756617f8e104ce435afa8984434e9bc08b65",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2021-12-03T01:49:03Z",
    "title_canon_sha256": "9a6b7d2d077e84f23f1ec68b5b3d2bd670dbe3c064d4af0588e14d0a65b19779"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2112.01673",
    "kind": "arxiv",
    "version": 1
  }
}