Pith Number

pith:LAFUFWXO

pith:2016:LAFUFWXOSMRGUJGDKZWJ7UJ3UJ

not attested not anchored not stored refs pending

Revisiting the optical $PT$-symmetric dimer

B. M. Rodr\'iguez-Lara, J. D. Huerta Morales, J. Guerrero, S. L\'opez-Aguayo

arxiv:1607.02782 v1 · 2016-07-10 · 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{LAFUFWXOSMRGUJGDKZWJ7UJ3UJ}

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	2026-05-18T00:17:27.321106Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

580b42daee93226a24c3566c9fd13ba2565441d6ed07c8caa36e5f4577a617dd

Aliases

arxiv: 1607.02782 · arxiv_version: 1607.02782v1 · doi: 10.48550/arxiv.1607.02782 · pith_short_12: LAFUFWXOSMRG · pith_short_16: LAFUFWXOSMRGUJGD · pith_short_8: LAFUFWXO

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/LAFUFWXOSMRGUJGDKZWJ7UJ3UJ \
  | 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: 580b42daee93226a24c3566c9fd13ba2565441d6ed07c8caa36e5f4577a617dd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7f1b761aaead6ff017b1638d81fee25a50fdf08a753ac67f054c541f5b6316c7",
    "cross_cats_sorted": [
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "physics.optics",
    "submitted_at": "2016-07-10T20:20:27Z",
    "title_canon_sha256": "4e9f9b875b4fb295ded3b157741e9a2027a814d8f5b5b06f76fea300b91c981e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1607.02782",
    "kind": "arxiv",
    "version": 1
  }
}