Pith Number

pith:BAUQQYTC

pith:2003:BAUQQYTCPUT43DAI4J4OFJBPLR

not attested not anchored not stored refs pending

Explicit effective Hamiltonians for general linear quantum-optical networks

A. Neumaier, U. Leonhardt

arxiv:quant-ph/0306123 v6 · 2003-06-18 · 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{BAUQQYTCPUT43DAI4J4OFJBPLR}

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	2026-07-04T16:42:32.172879Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

08290862627d27cd8c08e278e2a42f5c5e485db723f843650eed7b0d66bfd1d7

Aliases

arxiv: quant-ph/0306123 · arxiv_version: quant-ph/0306123v6 · doi: 10.48550/arxiv.quant-ph/0306123 · pith_short_12: BAUQQYTCPUT4 · pith_short_16: BAUQQYTCPUT43DAI · pith_short_8: BAUQQYTC

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/BAUQQYTCPUT43DAI4J4OFJBPLR \
  | 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: 08290862627d27cd8c08e278e2a42f5c5e485db723f843650eed7b0d66bfd1d7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5ab54a6a2ce5c0ee3d4c598d7a7c0d8b9080c40125bb46cfad3683e006c3c153",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2003-06-18T13:09:00Z",
    "title_canon_sha256": "28d07cab15d1684ea1794787b32e744fd1ca4e776bc03556dd1d5ab9a8011e39"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0306123",
    "kind": "arxiv",
    "version": 6
  }
}