Pith Number

pith:YPGSHQ44

pith:2015:YPGSHQ44FLGGUSMLQJWBNERM4O

not attested not anchored not stored refs pending

Reexamination of the evidence for entanglement in the D-Wave processor

Daniel A. Lidar, Federico M. Spedalieri, Itay Hen, Tameem Albash

arxiv:1506.03539 v2 · 2015-06-11 · 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{YPGSHQ44FLGGUSMLQJWBNERM4O}

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	2026-05-18T01:24:14.408221Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c3cd23c39c2acc6a498b826c16922ce386d004d24c214be3c27bc415aa6ad981

Aliases

arxiv: 1506.03539 · arxiv_version: 1506.03539v2 · doi: 10.48550/arxiv.1506.03539 · pith_short_12: YPGSHQ44FLGG · pith_short_16: YPGSHQ44FLGGUSML · pith_short_8: YPGSHQ44

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/YPGSHQ44FLGGUSMLQJWBNERM4O \
  | 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: c3cd23c39c2acc6a498b826c16922ce386d004d24c214be3c27bc415aa6ad981

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "5d54ed5265a842ec421599a24a981d5747d2b4e6dec816ba6992ff9cb5bd0b82",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-06-11T03:46:41Z",
    "title_canon_sha256": "8bad175d053ec68f4fdc9d5740fc9f74005cb12cc89a359ac54d106549a1be3a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.03539",
    "kind": "arxiv",
    "version": 2
  }
}