Pith Number

pith:KF2NZGQC

pith:2018:KF2NZGQCNIYHMZQKXWZ2PN4VCN

not attested not anchored not stored refs pending

Nonlinear coupling of photons via a collective mode of transparent superconductor

V. M. Akulin

arxiv:1806.01522 v1 · 2018-06-05 · quant-ph

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KF2NZGQCNIYHMZQKXWZ2PN4VCN}

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	2026-05-17T23:53:44.003833Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5174dc9a026a3076660abdb3a7b7951340b4015f0012efd58539af5805e06f90

Aliases

arxiv: 1806.01522 · arxiv_version: 1806.01522v1 · doi: 10.48550/arxiv.1806.01522 · pith_short_12: KF2NZGQCNIYH · pith_short_16: KF2NZGQCNIYHMZQK · pith_short_8: KF2NZGQC

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/KF2NZGQCNIYHMZQKXWZ2PN4VCN \
  | 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: 5174dc9a026a3076660abdb3a7b7951340b4015f0012efd58539af5805e06f90

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82008526fbf7cab28a6bdbc71bc35e5424987092585e480eb14640fda1782e47",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-06-05T07:28:09Z",
    "title_canon_sha256": "42523299ca0d6da761b76dd17ea52ec4c98d3eef6ee1e617dfa557b9e8550d9a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.01522",
    "kind": "arxiv",
    "version": 1
  }
}