Pith Number

pith:MXVVV552

pith:2012:MXVVV552LRQX3C7EXSFFBWD7SY

not attested not anchored not stored refs pending

Quantum lost property: a possible operational meaning for the Hilbert-Schmidt product

Matthew F. Pusey, Terry Rudolph

arxiv:1208.2550 v2 · 2012-08-13 · 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{MXVVV552LRQX3C7EXSFFBWD7SY}

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	2026-05-18T03:42:45.965201Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

65eb5af7ba5c617d8be4bc8a50d87f96039b59f99e7c4eab4605fa386ac1f711

Aliases

arxiv: 1208.2550 · arxiv_version: 1208.2550v2 · doi: 10.48550/arxiv.1208.2550 · pith_short_12: MXVVV552LRQX · pith_short_16: MXVVV552LRQX3C7E · pith_short_8: MXVVV552

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/MXVVV552LRQX3C7EXSFFBWD7SY \
  | 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: 65eb5af7ba5c617d8be4bc8a50d87f96039b59f99e7c4eab4605fa386ac1f711

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "569232662ecb8e360321f042d8f4546ac3620568e1e321d6636face375a4e080",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-08-13T11:36:26Z",
    "title_canon_sha256": "a8769c90c2973e4dee5cc7d5268d87cd9e5461581e51b93d845769e6b3774879"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1208.2550",
    "kind": "arxiv",
    "version": 2
  }
}