Pith Number

pith:NUF2Y3J7

pith:2009:NUF2Y3J7D5LPBQH47YSWFUEKPZ

not attested not anchored not stored refs pending

Redundancy of classical and quantum correlations during decoherence

Augusto J. Roncaglia, Juan Pablo Paz

arxiv:0909.0474 v1 · 2009-09-02 · 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{NUF2Y3J7D5LPBQH47YSWFUEKPZ}

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	2026-05-18T02:12:00.687180Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6d0bac6d3f1f56f0c0fcfe2562d08a7e5803f225572b0dca27715e2d7039904f

Aliases

arxiv: 0909.0474 · arxiv_version: 0909.0474v1 · doi: 10.48550/arxiv.0909.0474 · pith_short_12: NUF2Y3J7D5LP · pith_short_16: NUF2Y3J7D5LPBQH4 · pith_short_8: NUF2Y3J7

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/NUF2Y3J7D5LPBQH47YSWFUEKPZ \
  | 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: 6d0bac6d3f1f56f0c0fcfe2562d08a7e5803f225572b0dca27715e2d7039904f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d2a9b0d6b5199b8fe75e79aad388f0330fb7907de0da814ee41ac4e772b1d24a",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2009-09-02T17:03:27Z",
    "title_canon_sha256": "0fd89656e9bdb42858467cadfcdd7810e8287594d1e5ebee63e77fec3e419377"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0909.0474",
    "kind": "arxiv",
    "version": 1
  }
}