Pith Number

pith:2EUIHMEN

pith:2000:2EUIHMENDAJYUGUSAMEUHHVFWC

not attested not anchored not stored refs pending

Fundamental bounds on quantum measurements with a mixed apparatus

S. Bose, V. Vedral

arxiv:quant-ph/0004016 v1 · 2000-04-04 · 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{2EUIHMENDAJYUGUSAMEUHHVFWC}

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	2026-07-04T14:45:27.688272Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d12883b08d18138a1a920309439ea5b098fc47788277d2a84a9f18e8b46a51cb

Aliases

arxiv: quant-ph/0004016 · arxiv_version: quant-ph/0004016v1 · doi: 10.48550/arxiv.quant-ph/0004016 · pith_short_12: 2EUIHMENDAJY · pith_short_16: 2EUIHMENDAJYUGUS · pith_short_8: 2EUIHMEN

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/2EUIHMENDAJYUGUSAMEUHHVFWC \
  | 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: d12883b08d18138a1a920309439ea5b098fc47788277d2a84a9f18e8b46a51cb

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "32d4f4c4d7adf19f07d2d0b4d3c1b716d880fe96ac606fcccd60ef9768f9b10e",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "quant-ph",
    "submitted_at": "2000-04-04T17:18:11Z",
    "title_canon_sha256": "a31ba8f66759df4c52f065c067f9052de2093122d8d7f3af2a088cb924902756"
  },
  "schema_version": "1.0",
  "source": {
    "id": "quant-ph/0004016",
    "kind": "arxiv",
    "version": 1
  }
}