Pith Number

pith:CCG6LEXC

pith:2018:CCG6LEXCEOQGG5UJURR5HELJBY

not attested not anchored not stored refs pending

Correlation Measurement of an unknown state with Weak Coupling

Chao Zheng, Hui Li, Xian Lu, Yan-Song Li

arxiv:1806.05591 v2 · 2018-06-14 · 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{CCG6LEXCEOQGG5UJURR5HELJBY}

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	2026-05-18T00:13:09.790133Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

108de592e223a0637689a463d391690e2fb87850ef9896e85097be9ca89b0941

Aliases

arxiv: 1806.05591 · arxiv_version: 1806.05591v2 · doi: 10.48550/arxiv.1806.05591 · pith_short_12: CCG6LEXCEOQG · pith_short_16: CCG6LEXCEOQGG5UJ · pith_short_8: CCG6LEXC

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/CCG6LEXCEOQGG5UJURR5HELJBY \
  | 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: 108de592e223a0637689a463d391690e2fb87850ef9896e85097be9ca89b0941

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0a85a7deec9ed8aafba484908dd581d28f434a1fae6bf3d032f9d9860f0162e6",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-06-14T14:46:57Z",
    "title_canon_sha256": "31635c0012d1ad87ebd4fb2a452ce60249812964eae9055a4cb6aec3994e56fd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.05591",
    "kind": "arxiv",
    "version": 2
  }
}