Pith Number

pith:E6IZZMND

pith:2017:E6IZZMNDMVFOUKRJKVE5LWJLDJ

not attested not anchored not stored refs pending

Variance uncertainty relations without covariances for three and four observables

V. V. Dodonov

arxiv:1711.04037 v1 · 2017-11-10 · 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{E6IZZMNDMVFOUKRJKVE5LWJLDJ}

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	2026-05-18T00:23:29.509815Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

27919cb1a3654aea2a295549d5d92b1a6584598dc482e8eaad4d4e04e342d3b0

Aliases

arxiv: 1711.04037 · arxiv_version: 1711.04037v1 · doi: 10.48550/arxiv.1711.04037 · pith_short_12: E6IZZMNDMVFO · pith_short_16: E6IZZMNDMVFOUKRJ · pith_short_8: E6IZZMND

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/E6IZZMNDMVFOUKRJKVE5LWJLDJ \
  | 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: 27919cb1a3654aea2a295549d5d92b1a6584598dc482e8eaad4d4e04e342d3b0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f6f94eaf0d9e547538005424849739a85f8b878800cea653982a24b3911ab63",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2017-11-10T22:36:29Z",
    "title_canon_sha256": "688f447cf271f3d57397f47b6a0c6b1ba9593ec37110605efe5b0c109af80ece"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1711.04037",
    "kind": "arxiv",
    "version": 1
  }
}