Pith Number

pith:77FY6IRW

pith:2023:77FY6IRWBQMBU2APKMQ4JEMMJ3

not attested not anchored not stored refs pending

Completely Positive Map for Noisy Driven Quantum Systems Derived by Keldysh Expansion

Alexander Romanenko, Anna Grassellino, Jens Koch, Shaojiang Zhu, Yunwei Lu, Ziwen Huang

arxiv:2303.11491 v4 · 2023-03-20 · 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{77FY6IRWBQMBU2APKMQ4JEMMJ3}

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	2026-07-05T07:08:55.679608Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ffcb8f22360c181a680f5321c4918c4ec135437706b2becf8f8790bfc48ff673

Aliases

arxiv: 2303.11491 · arxiv_version: 2303.11491v4 · doi: 10.48550/arxiv.2303.11491 · pith_short_12: 77FY6IRWBQMB · pith_short_16: 77FY6IRWBQMBU2AP · pith_short_8: 77FY6IRW

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/77FY6IRWBQMBU2APKMQ4JEMMJ3 \
  | 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: ffcb8f22360c181a680f5321c4918c4ec135437706b2becf8f8790bfc48ff673

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "7faac4a1eb9f4cbb9033909785becfa708a0736ef67bf34b98fdf9bccb61aff8",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2023-03-20T23:05:24Z",
    "title_canon_sha256": "24ef64a6a58c3ba4e35fd656f891482efae368b798e6cd2c4a3ec7992f82aa6b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2303.11491",
    "kind": "arxiv",
    "version": 4
  }
}