Pith Number

pith:GGTYZ4S2

pith:2018:GGTYZ4S2DYA5BX3TERUIP4QC2M

not attested not anchored not stored refs pending

High fidelity quantum cloning of two known nonorthogonal quantum states via weak measurement

Ming-hao Wang, Qing-yu Cai

arxiv:1806.08112 v1 · 2018-06-21 · 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{GGTYZ4S2DYA5BX3TERUIP4QC2M}

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	2026-05-17T23:55:58.402633Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

31a78cf25a1e01d0df73246887f202d30a4f3563e7e24609e8b18875bedbf83c

Aliases

arxiv: 1806.08112 · arxiv_version: 1806.08112v1 · doi: 10.48550/arxiv.1806.08112 · pith_short_12: GGTYZ4S2DYA5 · pith_short_16: GGTYZ4S2DYA5BX3T · pith_short_8: GGTYZ4S2

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/GGTYZ4S2DYA5BX3TERUIP4QC2M \
  | 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: 31a78cf25a1e01d0df73246887f202d30a4f3563e7e24609e8b18875bedbf83c

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d94b72d99b5123fb750427512ac06eabe88051cd3e21c4e9886ea4fe1d178031",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2018-06-21T08:41:04Z",
    "title_canon_sha256": "e85e2f28c4bd454965c15ef47fcdbbdd32bcedbd5345ed0e3951703d9339560a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.08112",
    "kind": "arxiv",
    "version": 1
  }
}