Pith Number

pith:22QTL2TX

pith:2019:22QTL2TXT4JU7G5S7HTOGSD3AG

not attested not anchored not stored refs pending

Measurements of nonlocal variables and demonstration of the failure of the product rule for a pre- and postselected pair of photons

Chuan-Feng Li, Guang-Can Guo, Jan Dziewior, Jin-Shi Xu, Kai Sun, Lev Vaidman, Lukas Knips, Qin-Qin Wang, Wei-Wei Pan, Xiao-Ye Xu, Yaron Kedem, Yong-Jian Han

arxiv:1902.08473 v1 · 2019-02-22 · 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{22QTL2TXT4JU7G5S7HTOGSD3AG}

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	2026-05-17T23:51:04.956291Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d6a135ea779f134f9bb2f9e6e3487b019be689abc354bb64472e8ab9696b5da0

Aliases

arxiv: 1902.08473 · arxiv_version: 1902.08473v1 · doi: 10.48550/arxiv.1902.08473 · pith_short_12: 22QTL2TXT4JU · pith_short_16: 22QTL2TXT4JU7G5S · pith_short_8: 22QTL2TX

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/22QTL2TXT4JU7G5S7HTOGSD3AG \
  | 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: d6a135ea779f134f9bb2f9e6e3487b019be689abc354bb64472e8ab9696b5da0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "26956efb1929bc99f1825f7882094ef363a55c60e77662a9825baaa297435ce0",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-02-22T12:47:44Z",
    "title_canon_sha256": "35ec92c153fd10adad811992997d39abb8e152b36ca781c802ca1aaef7181ad2"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1902.08473",
    "kind": "arxiv",
    "version": 1
  }
}