Pith Number

pith:CMBON5HG

pith:2025:CMBON5HGKH6OO3K72C7CBTW7RR

not attested not anchored not stored refs pending

Quantum Purification for Amplitude Damping Noise

Kai Wang, Zhen-Yang Peng

arxiv:2509.05709 v1 · 2025-09-06 · 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{CMBON5HGKH6OO3K72C7CBTW7RR}

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	2026-07-05T12:06:22.732382Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1302e6f4e651fce76d5fd0be20cedf8c77b83d60fd0f5eef3fda116d03d2d2fc

Aliases

arxiv: 2509.05709 · arxiv_version: 2509.05709v1 · doi: 10.48550/arxiv.2509.05709 · pith_short_12: CMBON5HGKH6O · pith_short_16: CMBON5HGKH6OO3K7 · pith_short_8: CMBON5HG

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/CMBON5HGKH6OO3K72C7CBTW7RR \
  | 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: 1302e6f4e651fce76d5fd0be20cedf8c77b83d60fd0f5eef3fda116d03d2d2fc

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8466d1d43fc50c4ec1ea7e379263ecd645c1750396c5094edf941bfe5d887d46",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2025-09-06T13:02:58Z",
    "title_canon_sha256": "5d01d86b31e985c9a32729b765577f055cd50f66a879dfdcde3c621f17e70bf0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2509.05709",
    "kind": "arxiv",
    "version": 1
  }
}