Pith Number

pith:O7XYYMN4

pith:2013:O7XYYMN4F6DJZ55KCRGJODV2JM

not attested not anchored not stored refs pending

Experimental quantum Zeno effect in NMR with entanglement-based measurement

C. P. Sun, D. Z. Xu, Jiangfeng Du, Wenqiang Zheng, Xianyi Zhou, Xinhua Peng

arxiv:1303.2428 v1 · 2013-03-11 · 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{O7XYYMN4F6DJZ55KCRGJODV2JM}

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	2026-05-18T03:29:29.174255Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

77ef8c31bc2f869cf7aa144c970eba4b21ff69c275e9ac30ffe9c8efe5be21e0

Aliases

arxiv: 1303.2428 · arxiv_version: 1303.2428v1 · doi: 10.48550/arxiv.1303.2428 · pith_short_12: O7XYYMN4F6DJ · pith_short_16: O7XYYMN4F6DJZ55K · pith_short_8: O7XYYMN4

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/O7XYYMN4F6DJZ55KCRGJODV2JM \
  | 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: 77ef8c31bc2f869cf7aa144c970eba4b21ff69c275e9ac30ffe9c8efe5be21e0

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "91f680dea8f3c3f1ebd17ada3edf6a2db43a6b29f3a570fac04bf9744c127656",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2013-03-11T05:31:00Z",
    "title_canon_sha256": "70e8198b0b991332112120ffd5500400a7cff33701191610dd85a07406b426fa"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1303.2428",
    "kind": "arxiv",
    "version": 1
  }
}