Pith Number

pith:NA2XNYJF

pith:2012:NA2XNYJF4PGBRLKCL6SLXOWY7Q

not attested not anchored not stored refs pending

Random quasi-phase-matched second-harmonic generation in periodically poled lithium tantalate

Alessandro C. Busacca, Alessia Pasquazi, Gaetano Assanto, Roberto L. Oliveri, Roberto Morandotti, Salvatore Stivala

arxiv:1210.1366 v1 · 2012-10-04 · 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{NA2XNYJF4PGBRLKCL6SLXOWY7Q}

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	2026-05-18T03:44:03.795166Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

683576e125e3cc18ad425fa4bbbad8fc0d4334a11698fa63b62d469c5309a3b3

Aliases

arxiv: 1210.1366 · arxiv_version: 1210.1366v1 · doi: 10.48550/arxiv.1210.1366 · pith_short_12: NA2XNYJF4PGB · pith_short_16: NA2XNYJF4PGBRLKC · pith_short_8: NA2XNYJF

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/NA2XNYJF4PGBRLKCL6SLXOWY7Q \
  | 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: 683576e125e3cc18ad425fa4bbbad8fc0d4334a11698fa63b62d469c5309a3b3

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c4b8c278d690035d501d860b807ed47bf2dfeea5c9af5ee9fedde6a38586d778",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2012-10-04T10:18:48Z",
    "title_canon_sha256": "e05465f1f9f196457c1d7767e408c0dbf420268cdff4001bda6e80579069b8b9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1210.1366",
    "kind": "arxiv",
    "version": 1
  }
}