Pith Number

pith:FXDH7J7W

pith:2013:FXDH7J7WDBE45UYFGGFS5R2IEY

not attested not anchored not stored refs pending

Feshbach projection formalism for open quantum systems

Andrzej Kossakowski, Dariusz Chru\'sci\'nski

arxiv:1302.6218 v3 · 2013-02-25 · 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{FXDH7J7WDBE45UYFGGFS5R2IEY}

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	2026-05-18T03:16:06.130562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2dc67fa7f61849ced305318b2ec748262fddce5c0d02ebcdac1ffa9cd33dfd12

Aliases

arxiv: 1302.6218 · arxiv_version: 1302.6218v3 · doi: 10.48550/arxiv.1302.6218 · pith_short_12: FXDH7J7WDBE4 · pith_short_16: FXDH7J7WDBE45UYF · pith_short_8: FXDH7J7W

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/FXDH7J7WDBE45UYFGGFS5R2IEY \
  | 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: 2dc67fa7f61849ced305318b2ec748262fddce5c0d02ebcdac1ffa9cd33dfd12

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dbfd80a36ca318d706a2aeef9f811af629d70de5db35d137e8e2655c01022b8b",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-02-25T20:40:26Z",
    "title_canon_sha256": "faeac2c33aa236888b3a9284a762157e9984ed179c41499eeb5a36dfc4cdab3b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1302.6218",
    "kind": "arxiv",
    "version": 3
  }
}