Pith Number

pith:ER43CQYG

pith:2026:ER43CQYG66JBQVIUIVAUQLIKZA

not attested not anchored not stored refs pending

Uncertainty Relation for a Single Observable

Aina Mayumi, Gen Kimura, Haruki Yamashita

arxiv:2605.26331 v1 · 2026-05-25 · quant-ph · math-ph · math.MP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ER43CQYG66JBQVIUIVAUQLIKZA}

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	2026-05-27T01:05:12.523056Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2479b14306f7921855144541482d0ac8217b3da817e761fca6a6e95db73d992f

Aliases

arxiv: 2605.26331 · arxiv_version: 2605.26331v1 · doi: 10.48550/arxiv.2605.26331 · pith_short_12: ER43CQYG66JB · pith_short_16: ER43CQYG66JBQVIU · pith_short_8: ER43CQYG

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/ER43CQYG66JBQVIUIVAUQLIKZA \
  | 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: 2479b14306f7921855144541482d0ac8217b3da817e761fca6a6e95db73d992f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "639c6a529a7f050dc570b96b66b5089b57ea2cf07261d3ee99fe056ccacbc498",
    "cross_cats_sorted": [
      "math-ph",
      "math.MP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2026-05-25T21:07:54Z",
    "title_canon_sha256": "d09228ef7e1930fa2d6d40a0dd9cdf34ace6fb6d5321c8e02c5b93724779e466"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.26331",
    "kind": "arxiv",
    "version": 1
  }
}