Pith Number

pith:PO54FHBG

pith:2013:PO54FHBG36JEKUTYUHPO5HPPQE

not attested not anchored not stored refs pending

Entropic uncertainty relation for pointer-based simultaneous measurements of conjugate observables

Matthias Freyberger, Raoul Heese

arxiv:1301.6005 v1 · 2013-01-25 · 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{PO54FHBG36JEKUTYUHPO5HPPQE}

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	2026-05-18T03:35:27.370801Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7bbbc29c26df92455278a1deee9def8120b03a9dfd7b4e87222d8ab3b2bc1648

Aliases

arxiv: 1301.6005 · arxiv_version: 1301.6005v1 · doi: 10.48550/arxiv.1301.6005 · pith_short_12: PO54FHBG36JE · pith_short_16: PO54FHBG36JEKUTY · pith_short_8: PO54FHBG

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/PO54FHBG36JEKUTYUHPO5HPPQE \
  | 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: 7bbbc29c26df92455278a1deee9def8120b03a9dfd7b4e87222d8ab3b2bc1648

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8f2b3240e0e7b594370d7ae83a5f6fadf96d0315b2606eba901664053195f055",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-01-25T10:45:49Z",
    "title_canon_sha256": "86d377b526401134583c33f703967d985de6f56bd0fac56bc2ac95d62a11f075"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1301.6005",
    "kind": "arxiv",
    "version": 1
  }
}