Pith Number

pith:VLNVZZ3N

pith:2005:VLNVZZ3NDBPBWMPYCQ4PAJKQ2T

not attested not anchored not stored refs pending

Quantum Filtering of Markov Signals with White Quantum Noise

V. P. Belavkin

arxiv:quant-ph/0512091 v2 · 2005-12-12 · 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{VLNVZZ3NDBPBWMPYCQ4PAJKQ2T}

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.

Cited by

1 paper in Pith

Postselection in lattice bosons undergoing continuous measurements

Receipt and verification

First computed	2026-07-04T14:52:23.925150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

aadb5ce76d185e1b31f81438f02550d4f23b329b8de83f1a4b64f7ba2c0cd4c4

Aliases

arxiv: quant-ph/0512091 · arxiv_version: quant-ph/0512091v2 · doi: 10.48550/arxiv.quant-ph/0512091 · pith_short_12: VLNVZZ3NDBPB · pith_short_16: VLNVZZ3NDBPBWMPY · pith_short_8: VLNVZZ3N

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/VLNVZZ3NDBPBWMPYCQ4PAJKQ2T \
  | 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: aadb5ce76d185e1b31f81438f02550d4f23b329b8de83f1a4b64f7ba2c0cd4c4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "889d1d22807c66720a934cc306e1a66b9255cf3236a04128cd5eaf0c50dc949f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2005-12-12T17:47:49Z",
    "title_canon_sha256": "a17b379b50c50e39ec7b23175d22e40ab889635fc0be414d195fd60d0d1404f5"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0512091",
    "kind": "arxiv",
    "version": 2
  }
}