Pith Number

pith:LX7GX3TR

pith:1998:LX7GX3TRBJXFUWESEWUMJI5UYH

not attested not anchored not stored refs pending

Measuring quantum optical Hamiltonians

G. M. D'Ariano, Italy), L. Maccone (Dipartimento di Fisica ``A. Volta'', Pavia

arxiv:quant-ph/9805032 v1 · 1998-05-11 · 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{LX7GX3TRBJXFUWESEWUMJI5UYH}

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	2026-07-04T16:10:58.266560Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

5dfe6bee710a6e5a589225a8c4a3b4c1dd85380507788ef7bc9a1f4a6d43fa07

Aliases

arxiv: quant-ph/9805032 · arxiv_version: quant-ph/9805032v1 · doi: 10.48550/arxiv.quant-ph/9805032 · pith_short_12: LX7GX3TRBJXF · pith_short_16: LX7GX3TRBJXFUWES · pith_short_8: LX7GX3TR

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/LX7GX3TRBJXFUWESEWUMJI5UYH \
  | 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: 5dfe6bee710a6e5a589225a8c4a3b4c1dd85380507788ef7bc9a1f4a6d43fa07

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "799cf390bd7b0d0fa56d8daf16d3c28065a9a0e6c158ac8817e895c984fffb6c",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1998-05-11T14:25:50Z",
    "title_canon_sha256": "45c2f6b67e24d1ab9469d3ac0150c4d2f0178fc360f3dff56268876f3a2fe5e8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9805032",
    "kind": "arxiv",
    "version": 1
  }
}