Pith Number

pith:BOH7TXZA

pith:2009:BOH7TXZAYDQYEBVQL7KRKU3W5T

not attested not anchored not stored refs pending

Quantum-state transfer on spin-chain channels with random imperfection

An Min Wang, De-Xin Kong

arxiv:0902.2432 v3 · 2009-02-14 · 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{BOH7TXZAYDQYEBVQL7KRKU3W5T}

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	2026-05-18T02:14:47.849139Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0b8ff9df20c0e18206b05fd5155376ecd2b5768dee7183ab399045c4ed81fa13

Aliases

arxiv: 0902.2432 · arxiv_version: 0902.2432v3 · doi: 10.48550/arxiv.0902.2432 · pith_short_12: BOH7TXZAYDQY · pith_short_16: BOH7TXZAYDQYEBVQ · pith_short_8: BOH7TXZA

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/BOH7TXZAYDQYEBVQL7KRKU3W5T \
  | 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: 0b8ff9df20c0e18206b05fd5155376ecd2b5768dee7183ab399045c4ed81fa13

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "8d4d956815906e9fb264c91f4cfdffc5c7a9bca39af4309818cbfbb8ee7a3e76",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-02-14T05:10:16Z",
    "title_canon_sha256": "4923ae5d61c32d1532ee7dfb1f4ad18cd6b10ebf7575fabab109cd8f4f06e400"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0902.2432",
    "kind": "arxiv",
    "version": 3
  }
}