Pith Number

pith:4CAABIGW

pith:2011:4CAABIGWFUSVO4LY5INTLGVXAJ

not attested not anchored not stored refs pending

Broadband sum frequency generation via chirped quasi-phase-matching

A. A. Rangelov, N. V. Vitanov

arxiv:1111.1333 v1 · 2011-11-05 · physics.optics · 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{4CAABIGWFUSVO4LY5INTLGVXAJ}

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	2026-05-18T01:59:44.869740Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e08000a0d62d25577178ea1b359ab7025d792a2d367222a074b8937d2dddb43b

Aliases

arxiv: 1111.1333 · arxiv_version: 1111.1333v1 · doi: 10.48550/arxiv.1111.1333 · pith_short_12: 4CAABIGWFUSV · pith_short_16: 4CAABIGWFUSVO4LY · pith_short_8: 4CAABIGW

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/4CAABIGWFUSVO4LY5INTLGVXAJ \
  | 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: e08000a0d62d25577178ea1b359ab7025d792a2d367222a074b8937d2dddb43b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82262f15a0371618aeec21c3a8ec5f069d5d12b50e5f30552c069012f0d923b6",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2011-11-05T17:24:33Z",
    "title_canon_sha256": "1c52aa30b4f5f590d1340774a5f94bbc3f9493645811cc46a74c8912ea582f44"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1111.1333",
    "kind": "arxiv",
    "version": 1
  }
}