Pith Number

pith:LQ3V5POW

pith:2014:LQ3V5POWRYWSCZ7ZPENGDEK2RV

not attested not anchored not stored refs pending

Algebraic treatment of $\mathcal{PT}$-symmetric coupled oscillators

Francisco M. Fern\'andez

arxiv:1402.4473 v1 · 2014-02-17 · 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{LQ3V5POWRYWSCZ7ZPENGDEK2RV}

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	2026-05-18T01:44:36.657337Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5c375ebdd68e2d2167f9791a61915a8d4e14fad2c28b78182965ac55014e0c54

Aliases

arxiv: 1402.4473 · arxiv_version: 1402.4473v1 · doi: 10.48550/arxiv.1402.4473 · pith_short_12: LQ3V5POWRYWS · pith_short_16: LQ3V5POWRYWSCZ7Z · pith_short_8: LQ3V5POW

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/LQ3V5POWRYWSCZ7ZPENGDEK2RV \
  | 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: 5c375ebdd68e2d2167f9791a61915a8d4e14fad2c28b78182965ac55014e0c54

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "45bd2386b650887d016cd5b4be27e2ad17662dad72cc27a8a5d22e14cafa6be9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-02-17T23:23:10Z",
    "title_canon_sha256": "8c4744327a1b311bcd3d3e7eccad535fc02fd8a6b212fadcf1b88698962345ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1402.4473",
    "kind": "arxiv",
    "version": 1
  }
}