Pith Number

pith:E3WDAXKE

pith:2011:E3WDAXKEQJKZVHOVEC7Z2A4QNU

not attested not anchored not stored refs pending

Knitting distributed cluster state ladders with spin chains

I. D'Amico, R. Ronke, T.P. Spiller

arxiv:1104.4434 v2 · 2011-04-22 · 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{E3WDAXKEQJKZVHOVEC7Z2A4QNU}

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	2026-05-18T04:13:46.862302Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

26ec305d4482559a9dd520bf9d03906d1708345ec511835f772e3b69d4a31cb9

Aliases

arxiv: 1104.4434 · arxiv_version: 1104.4434v2 · doi: 10.48550/arxiv.1104.4434 · pith_short_12: E3WDAXKEQJKZ · pith_short_16: E3WDAXKEQJKZVHOV · pith_short_8: E3WDAXKE

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/E3WDAXKEQJKZVHOVEC7Z2A4QNU \
  | 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: 26ec305d4482559a9dd520bf9d03906d1708345ec511835f772e3b69d4a31cb9

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d5dcb9db8362dc938b3f090ee3148a8aab51fafae8cc7ae6346c0f279b406a74",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2011-04-22T13:18:55Z",
    "title_canon_sha256": "18f745612e3d789c7fd1c059fb4bc41f87c96f6865c0b895dbb476d72005ec4f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1104.4434",
    "kind": "arxiv",
    "version": 2
  }
}