Pith Number

pith:3Y3UNGUK

pith:2025:3Y3UNGUKNZXPEAWODKQ2XCGVST

not attested not anchored not stored refs pending

Robust certification of non-projective measurements: theory and experiment

Armin Tavakoli, Dagmar Bru{\ss}, Hermann Kampermann, Martin Ringbauer, Michael Meth, Nikolai Wyderka, Peter Tirler, Rainer Blatt, Raphael Brinster, Shishir Khandelwal

arxiv:2511.04446 v2 · 2025-11-06 · 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{3Y3UNGUKNZXPEAWODKQ2XCGVST}

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.

Cited by

1 paper in Pith

Semidefinite-programming hierarchies for classically simulable state families

Receipt and verification

First computed	2026-07-09T01:19:48.719680Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

de37469a8a6e6ef202ce1aa1ab88d594d5a797d8214c360b9ebac612dcba912a

Aliases

arxiv: 2511.04446 · arxiv_version: 2511.04446v2 · doi: 10.48550/arxiv.2511.04446 · pith_short_12: 3Y3UNGUKNZXP · pith_short_16: 3Y3UNGUKNZXPEAWO · pith_short_8: 3Y3UNGUK

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/3Y3UNGUKNZXPEAWODKQ2XCGVST \
  | 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: de37469a8a6e6ef202ce1aa1ab88d594d5a797d8214c360b9ebac612dcba912a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "464e31883fcdaf9fe9dfc8e1a08d9578b778d99b65485101722df8c7abf653bf",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-11-06T15:19:54Z",
    "title_canon_sha256": "edaf8a38fc1a372e66acbf74eadc40df3bff78ef11aee2c46867d69d4cbe92ed"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2511.04446",
    "kind": "arxiv",
    "version": 2
  }
}