Pith Number

pith:B25CSY24

pith:2016:B25CSY24VVLHVFH6BRV7REECZI

not attested not anchored not stored refs pending

A strict experimental test of macroscopic realism in a superconducting flux qubit

Anthony J. Leggett, George C. Knee, Hiraku Toida, Hiroshi Yamaguchi, Kosuke Kakuyanagi, Mao-Chuang Yeh, Shiro Saito, William J. Munro, Yuichiro Matsuzaki

arxiv:1601.03728 v3 · 2016-01-14 · 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{B25CSY24VVLHVFH6BRV7REECZI}

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	2026-05-18T00:58:04.312150Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0eba29635cad567a94fe0c6bf89082ca2c2dafcc5847429590d5d0f4bc2c8737

Aliases

arxiv: 1601.03728 · arxiv_version: 1601.03728v3 · doi: 10.48550/arxiv.1601.03728 · pith_short_12: B25CSY24VVLH · pith_short_16: B25CSY24VVLHVFH6 · pith_short_8: B25CSY24

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/B25CSY24VVLHVFH6BRV7REECZI \
  | 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: 0eba29635cad567a94fe0c6bf89082ca2c2dafcc5847429590d5d0f4bc2c8737

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6599b68e1d3d6b3f04b4b450313617ce34dfde2756d5c0201687fba9343e2756",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2016-01-14T20:54:10Z",
    "title_canon_sha256": "5fcaee7e3b297bbf59557d9c232c89bb9f20aea27cc376325e8639687443dbb3"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1601.03728",
    "kind": "arxiv",
    "version": 3
  }
}