Pith Number

pith:J4CEGMSZ

pith:2012:J4CEGMSZTR5PA7RMZNKHP6SHI3

not attested not anchored not stored refs pending

Experimental achievement of the entanglement assisted capacity for the depolarizing channel

Andrea Chiuri, Chiara Macchiavello, Paolo Mataloni, Sandro Giacomini

arxiv:1206.6881 v1 · 2012-06-28 · 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{J4CEGMSZTR5PA7RMZNKHP6SHI3}

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	2026-05-18T01:56:40.777604Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4f044332599c7af07e2ccb5477fa4746da378780ca9ae5fa5afc506aebe9f707

Aliases

arxiv: 1206.6881 · arxiv_version: 1206.6881v1 · doi: 10.48550/arxiv.1206.6881 · pith_short_12: J4CEGMSZTR5P · pith_short_16: J4CEGMSZTR5PA7RM · pith_short_8: J4CEGMSZ

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/J4CEGMSZTR5PA7RMZNKHP6SHI3 \
  | 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: 4f044332599c7af07e2ccb5477fa4746da378780ca9ae5fa5afc506aebe9f707

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2cf82b8ba9b6f5c8ad3c92e9e799a7f5fe3012c7a5fd8f96d1fb39ccfe831431",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2012-06-28T08:31:52Z",
    "title_canon_sha256": "a4d8eb74be2c76c0fc2a548c7ee852df99cec941adf8b5e90386aa7722410ef7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1206.6881",
    "kind": "arxiv",
    "version": 1
  }
}