Pith Number

pith:KEQO7CYN

pith:2012:KEQO7CYNW2YDVOGWFIS4F42LMA

not attested not anchored not stored refs pending

Spectral properties of photon pairs generated by spontaneous four wave mixing in inhomogeneous photonic crystal fibers

Liang Cui, Ningbo Zhao, Xiaoying Li

arxiv:1202.0376 v2 · 2012-02-02 · 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{KEQO7CYNW2YDVOGWFIS4F42LMA}

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	2026-05-18T01:58:36.402773Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5120ef8b0db6b03ab8d62a25c2f34b6011807fda603d2608689163b1e05ac14c

Aliases

arxiv: 1202.0376 · arxiv_version: 1202.0376v2 · doi: 10.48550/arxiv.1202.0376 · pith_short_12: KEQO7CYNW2YD · pith_short_16: KEQO7CYNW2YDVOGW · pith_short_8: KEQO7CYN

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/KEQO7CYNW2YDVOGWFIS4F42LMA \
  | 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: 5120ef8b0db6b03ab8d62a25c2f34b6011807fda603d2608689163b1e05ac14c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d8436544b0165a2e451af9ebd011cb1ca7c40d1ff8de4c86fea680ddd7334994",
    "cross_cats_sorted": [
      "physics.optics"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-02-02T07:33:04Z",
    "title_canon_sha256": "f1b236d566ab43d41689e632041fc114d502573bb6f650ed0fae5df58b59eb74"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1202.0376",
    "kind": "arxiv",
    "version": 2
  }
}