Pith Number

pith:MG2U5F2S

pith:2011:MG2U5F2SZQLWPOOASJLA3M7G2O

not attested not anchored not stored refs pending

A characterization of entanglement-assisted quantum low-density parity-check codes

Vladimir D. Tonchev, Yuichiro Fujiwara

arxiv:1108.0679 v4 · 2011-08-02 · cs.IT · math.CO · math.IT · 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{MG2U5F2SZQLWPOOASJLA3M7G2O}

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	2026-05-18T03:25:25.924432Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

61b54e9752cc1767b9c092560db3e6d382cb32878d6f893e5d5c4b8cb0496de7

Aliases

arxiv: 1108.0679 · arxiv_version: 1108.0679v4 · doi: 10.48550/arxiv.1108.0679 · pith_short_12: MG2U5F2SZQLW · pith_short_16: MG2U5F2SZQLWPOOA · pith_short_8: MG2U5F2S

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/MG2U5F2SZQLWPOOASJLA3M7G2O \
  | 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: 61b54e9752cc1767b9c092560db3e6d382cb32878d6f893e5d5c4b8cb0496de7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6f1b4ed957d3ab72da570812e00df32ace633f88d70267f05d2f079da3d0a1a8",
    "cross_cats_sorted": [
      "math.CO",
      "math.IT",
      "quant-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2011-08-02T20:21:59Z",
    "title_canon_sha256": "a58dbe544c9765e946591676633203e1376a175adeb431ca1d8b1968deb9127f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1108.0679",
    "kind": "arxiv",
    "version": 4
  }
}