Pith Number

pith:M7BABSK7

pith:2019:M7BABSK76WGULLANB2MNMTRBEB

not attested not anchored not stored refs pending

Constructions of MDS convolutional codes using superregular matrices

Julia Lieb, Raquel Pinto

arxiv:1903.10986 v3 · 2019-03-26 · cs.IT · math.IT

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Add to your LaTeX paper

\usepackage{pith}
\pithnumber{M7BABSK76WGULLANB2MNMTRBEB}

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	2026-05-17T23:44:47.370693Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

67c200c95ff58d45ac0d0e98d64e21205962938c75b23b1a2b7391e69d2d39a4

Aliases

arxiv: 1903.10986 · arxiv_version: 1903.10986v3 · doi: 10.48550/arxiv.1903.10986 · pith_short_12: M7BABSK76WGU · pith_short_16: M7BABSK76WGULLAN · pith_short_8: M7BABSK7

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/M7BABSK76WGULLANB2MNMTRBEB \
  | 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: 67c200c95ff58d45ac0d0e98d64e21205962938c75b23b1a2b7391e69d2d39a4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "043a5db8a8e8d3b87e2f50fae800555f50822761d6f4a9c347f3063e03d8f043",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2019-03-26T16:16:51Z",
    "title_canon_sha256": "5987c4b4ce2727e3be7b1c6d35bfb56bc8a24df5c8019829edb969b63ea3d8d1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1903.10986",
    "kind": "arxiv",
    "version": 3
  }
}