Pith Number

pith:TGMKKP4U

pith:2014:TGMKKP4U73RN5QCGBAXMV25C43

not attested not anchored not stored refs pending

Uncertainty Relation for Mutual Information

Curtis J. Broadbent, James Schneeloch, John C. Howell

arxiv:1404.6496 v4 · 2014-04-25 · 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{TGMKKP4U73RN5QCGBAXMV25C43}

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	2026-05-18T02:31:03.909566Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9998a53f94fee2dec046082ecaeba2e6c62b79dc7215e0fb7e2dc9e1552092e4

Aliases

arxiv: 1404.6496 · arxiv_version: 1404.6496v4 · doi: 10.48550/arxiv.1404.6496 · pith_short_12: TGMKKP4U73RN · pith_short_16: TGMKKP4U73RN5QCG · pith_short_8: TGMKKP4U

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/TGMKKP4U73RN5QCGBAXMV25C43 \
  | 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: 9998a53f94fee2dec046082ecaeba2e6c62b79dc7215e0fb7e2dc9e1552092e4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "fb005d139c7bb7251a6ad159d2989b6cd04c15f105803be05245db97bef87be8",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2014-04-25T18:36:27Z",
    "title_canon_sha256": "c4d97b2c0d2e3e73050326fdba18068c12d17454ef4c360d2c4fc0ff7053b90b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1404.6496",
    "kind": "arxiv",
    "version": 4
  }
}