Pith Number

pith:IXTDEMDB

pith:2013:IXTDEMDBSR47HXI3YOZ2OLF3RH

not attested not anchored not stored refs pending

Quasi-phase-matching of high-order-harmonic generation using polarization beating in optical waveguides

Kevin O'Keeffe, Lewis Z. Liu, Simon M. Hooker

arxiv:1304.4432 v1 · 2013-04-16 · 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{IXTDEMDBSR47HXI3YOZ2OLF3RH}

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	2026-05-18T03:27:53.104919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

45e63230619479f3dd1bc3b3a72cbb89e97aed8d995905b21a1cda96086e5dc4

Aliases

arxiv: 1304.4432 · arxiv_version: 1304.4432v1 · doi: 10.48550/arxiv.1304.4432 · pith_short_12: IXTDEMDBSR47 · pith_short_16: IXTDEMDBSR47HXI3 · pith_short_8: IXTDEMDB

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/IXTDEMDBSR47HXI3YOZ2OLF3RH \
  | 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: 45e63230619479f3dd1bc3b3a72cbb89e97aed8d995905b21a1cda96086e5dc4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "82ed0085bc654698afd8d3618e4d555772d2693ebc77406dda30ca10717dcff7",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2013-04-16T13:19:15Z",
    "title_canon_sha256": "79a30c41e979c61b6750598d1838e5ef2d2eed7ef2262b5dda25f2096077721e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1304.4432",
    "kind": "arxiv",
    "version": 1
  }
}