Pith Number

pith:W6YQ7464

pith:2019:W6YQ7464YJOJZ24ADQ3H2FGOMN

not attested not anchored not stored refs pending

An Experimentally Verified Approach to non-Entanglement-Breaking Channel Certification

Hao Li, Hao Liang, Hui Liu, Jian Wang, Jian-Wei Pan, Kai Chen, Li Li, Lixing You, Mi Zou, Nai-Le Liu, Qi-Jie Tang, Si-Jie Zhang, Teng-Yun Chen, Weijun Zhang, Yingqiu Mao, Yi-Zheng Zhen, Zhen Wang

arxiv:1906.09984 v2 · 2019-06-24 · 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{W6YQ7464YJOJZ24ADQ3H2FGOMN}

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	2026-07-05T00:30:16.682101Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

b7b10ff3dcc25c9ceb801c367d14ce636d40a2dfb4fc9e39c34b766d8a8c190f

Aliases

arxiv: 1906.09984 · arxiv_version: 1906.09984v2 · doi: 10.48550/arxiv.1906.09984 · pith_short_12: W6YQ7464YJOJ · pith_short_16: W6YQ7464YJOJZ24A · pith_short_8: W6YQ7464

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/W6YQ7464YJOJZ24ADQ3H2FGOMN \
  | 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: b7b10ff3dcc25c9ceb801c367d14ce636d40a2dfb4fc9e39c34b766d8a8c190f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "15daa7370628afd8b3d85a00a5c971e48dc3b34a5bc6c0cdbcbfa699cbb7544d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2019-06-24T14:14:46Z",
    "title_canon_sha256": "a73d44215e2368db13c9160d7a1b5343b106869760cf82e322c837a562df5015"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.09984",
    "kind": "arxiv",
    "version": 2
  }
}