Pith Number

pith:DZXMCQCP

pith:2015:DZXMCQCPBNBQ37WEG3HTIZVD6U

not attested not anchored not stored refs pending

Quantum MDS Codes over Small Fields

Markus Grassl, Martin Roetteler

arxiv:1502.05267 v1 · 2015-02-18 · quant-ph · cs.IT · math.IT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{DZXMCQCPBNBQ37WEG3HTIZVD6U}

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	2026-05-18T01:22:10.497712Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

1e6ec1404f0b430dfec436cf3466a3f52750d380a8f0d916402a8116a75212a7

Aliases

arxiv: 1502.05267 · arxiv_version: 1502.05267v1 · doi: 10.48550/arxiv.1502.05267 · pith_short_12: DZXMCQCPBNBQ · pith_short_16: DZXMCQCPBNBQ37WE · pith_short_8: DZXMCQCP

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/DZXMCQCPBNBQ37WEG3HTIZVD6U \
  | 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: 1e6ec1404f0b430dfec436cf3466a3f52750d380a8f0d916402a8116a75212a7

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2f17b0e4d985be292611a39a3a3715dbc0b3b813d687e010831b93d9b8b3075c",
    "cross_cats_sorted": [
      "cs.IT",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "quant-ph",
    "submitted_at": "2015-02-18T15:11:59Z",
    "title_canon_sha256": "f9518febe3175344d89d86cf247a959a6482693e2f6409f365ce455a2c90f264"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1502.05267",
    "kind": "arxiv",
    "version": 1
  }
}