Pith Number

pith:S4H6K7S6

pith:2010:S4H6K7S66GA4LJWWAJH6KZOLBG

not attested not anchored not stored refs pending

Schr\"odinger uncertainty relation with Wigner-Yanase skew information

Shigeru Furuichi

arxiv:1005.2655 v2 · 2010-05-15 · 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{S4H6K7S66GA4LJWWAJH6KZOLBG}

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	2026-05-18T02:07:24.541983Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

970fe57e5ef181c5a6d6024fe565cb09ba31d6b38a786800bd3197654bfcfccd

Aliases

arxiv: 1005.2655 · arxiv_version: 1005.2655v2 · doi: 10.48550/arxiv.1005.2655 · pith_short_12: S4H6K7S66GA4 · pith_short_16: S4H6K7S66GA4LJWW · pith_short_8: S4H6K7S6

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/S4H6K7S66GA4LJWWAJH6KZOLBG \
  | 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: 970fe57e5ef181c5a6d6024fe565cb09ba31d6b38a786800bd3197654bfcfccd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "838ae971b543f5445c43283ce13554f9fbd012c55c01b3ab8e27aef30f975e78",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-05-15T07:49:06Z",
    "title_canon_sha256": "903a03d8f0e7965e147bfb9ed828f49d0e1e33c79f06e056e27b80ae1c02b7dc"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.2655",
    "kind": "arxiv",
    "version": 2
  }
}