Pith Number

pith:YFDSEMFF

pith:2010:YFDSEMFFHHY2NQC4EVL64R4CMR

not attested not anchored not stored refs pending

Approximating incompatible von Neumann measurements simultaneously

Daniel Reitzner, Maria Anastasia Jivulescu, Mario Ziman, Teiko Heinosaari

arxiv:1005.0472 v2 · 2010-05-04 · 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{YFDSEMFFHHY2NQC4EVL64R4CMR}

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	2026-05-18T04:39:38.854310Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c1472230a539f1a6c05c2557ee47826473666a6b07620c9a202e672ff388ded7

Aliases

arxiv: 1005.0472 · arxiv_version: 1005.0472v2 · doi: 10.48550/arxiv.1005.0472 · pith_short_12: YFDSEMFFHHY2 · pith_short_16: YFDSEMFFHHY2NQC4 · pith_short_8: YFDSEMFF

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/YFDSEMFFHHY2NQC4EVL64R4CMR \
  | 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: c1472230a539f1a6c05c2557ee47826473666a6b07620c9a202e672ff388ded7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b5d90628b57d51c1753f97ab58faeab4ee1b2225802b769692e61dedd1ed7749",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2010-05-04T09:41:31Z",
    "title_canon_sha256": "9a1035c6e401ed128d76dd5df9dd95b33e68d8cfdc08ea38076fc1b6f4aaf3f3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.0472",
    "kind": "arxiv",
    "version": 2
  }
}