Pith Number

pith:4YPAPCSI

pith:2019:4YPAPCSIPPNX3K5XHQMOF4CKVH

not attested not anchored not stored refs pending

Accuracy Assessment of Perturbative Master Equations -- Embracing Non-Positivity

Richard Hartmann, Walter T. Strunz

arxiv:1906.02583 v3 · 2019-06-06 · 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{4YPAPCSIPPNX3K5XHQMOF4CKVH}

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	2026-07-05T00:33:12.903750Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e61e078a487bdb7dabb73c18e2f04aa9faa420d491749d94bda241be775e2f7b

Aliases

arxiv: 1906.02583 · arxiv_version: 1906.02583v3 · doi: 10.48550/arxiv.1906.02583 · pith_short_12: 4YPAPCSIPPNX · pith_short_16: 4YPAPCSIPPNX3K5X · pith_short_8: 4YPAPCSI

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/4YPAPCSIPPNX3K5XHQMOF4CKVH \
  | 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: e61e078a487bdb7dabb73c18e2f04aa9faa420d491749d94bda241be775e2f7b

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d29ea81b39f1abebb2ed5f473c8241e4bc98557eb6f5370a6adfbdef6b3a6a9a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-06T13:41:32Z",
    "title_canon_sha256": "b391a846cee9a3969d3bde7aea0eca38c78b13aa11b1f90d8cfeade6870dc047"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.02583",
    "kind": "arxiv",
    "version": 3
  }
}