Pith Number

pith:LTYOX4FS

pith:2014:LTYOX4FSV2VGKGO2NYOIVMSAPI

not attested not anchored not stored refs pending

Exact cascading nonlinearity in quasi-phase-matched quadratic media

Matteo Conforti

arxiv:1402.6915 v1 · 2014-02-27 · 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{LTYOX4FSV2VGKGO2NYOIVMSAPI}

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	2026-05-18T01:44:26.519800Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5cf0ebf0b2aeaa6519da6e1c8ab2407a22868ffe0474ba57ebace64ed3ac783c

Aliases

arxiv: 1402.6915 · arxiv_version: 1402.6915v1 · doi: 10.48550/arxiv.1402.6915 · pith_short_12: LTYOX4FSV2VG · pith_short_16: LTYOX4FSV2VGKGO2 · pith_short_8: LTYOX4FS

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/LTYOX4FSV2VGKGO2NYOIVMSAPI \
  | 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: 5cf0ebf0b2aeaa6519da6e1c8ab2407a22868ffe0474ba57ebace64ed3ac783c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9ce990e9d07f99187e2ad41797eae784e4bee7fd50a35c7457604b919c437624",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2014-02-27T14:13:10Z",
    "title_canon_sha256": "fbe1e1f869f539345573249743389f3d688d6260595cf73a8a8136ad78eaf67b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.6915",
    "kind": "arxiv",
    "version": 1
  }
}