Pith Number

pith:A2NU2GFL

pith:2018:A2NU2GFLCLK3P67WUDC5GFH7HZ

not attested not anchored not stored refs pending

Phase conjugation and mode conversion in stimulated parametric down-conversion with orbital angular momentum: a geometrical interpretation

Andr\'e G. de Oliveira, Antonio Kanaan, Antonio Z. Khoury, Marcelo F. Z. Arruda, Paulo H. Souto Ribeiro, Renn\'e Medeiros de Ara\'ujo, Stephen P. Walborn, Willamys C. Soares

arxiv:1808.10398 v1 · 2018-08-30 · 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{A2NU2GFLCLK3P67WUDC5GFH7HZ}

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	2026-05-17T23:53:29.034039Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

069b4d18ab12d5b7fbf6a0c5d314ff3e7a547257d2f8d1a5260d7b01d8d08fa0

Aliases

arxiv: 1808.10398 · arxiv_version: 1808.10398v1 · doi: 10.48550/arxiv.1808.10398 · pith_short_12: A2NU2GFLCLK3 · pith_short_16: A2NU2GFLCLK3P67W · pith_short_8: A2NU2GFL

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/A2NU2GFLCLK3P67WUDC5GFH7HZ \
  | 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: 069b4d18ab12d5b7fbf6a0c5d314ff3e7a547257d2f8d1a5260d7b01d8d08fa0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0ea4a5f765cb8d6f73511a11306fa62d46954826f49a63419173b299b648230e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2018-08-30T17:05:03Z",
    "title_canon_sha256": "33bc49abdd4c023330d40faa1d941d7905abc0b36127196dab9641c1c3777308"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1808.10398",
    "kind": "arxiv",
    "version": 1
  }
}