Pith Number

pith:QIK5WO25

pith:1999:QIK5WO2522QFPCSDKNFIYB4MAA

not attested not anchored not stored refs pending

Uncertainty, entropy and decoherence of the damped harmonic oscillator in the Lindblad theory of open quantum systems

A. Isar

arxiv:quant-ph/9910019 v1 · 1999-10-05 · 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{QIK5WO2522QFPCSDKNFIYB4MAA}

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	2026-05-18T01:37:52.301489Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

8215db3b5dd6a0578a43534a8c078c0010091b2d77c7c12369caaf564d3b61c4

Aliases

arxiv: quant-ph/9910019 · arxiv_version: quant-ph/9910019v1 · doi: 10.48550/arxiv.quant-ph/9910019 · pith_short_12: QIK5WO2522QF · pith_short_16: QIK5WO2522QFPCSD · pith_short_8: QIK5WO25

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/QIK5WO2522QFPCSDKNFIYB4MAA \
  | 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: 8215db3b5dd6a0578a43534a8c078c0010091b2d77c7c12369caaf564d3b61c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "178c543068f1f3ae5bb8f2aa9cac0538d587a16855a03eac82c1e4892f7865fa",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "1999-10-05T10:15:12Z",
    "title_canon_sha256": "71ebb80a6219e94545477e502710ed86a80854b290c7eb7a4bfccdde5f12fb47"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/9910019",
    "kind": "arxiv",
    "version": 1
  }
}