Pith Number

pith:3CJJWWHH

pith:2016:3CJJWWHHJUEFAVOFIJIHP6OZQT

not attested not anchored not stored refs pending

Explicit constructions of optimal-access MDS codes with nearly optimal sub-packetization

Alexander Barg, Min Ye

arxiv:1605.08630 v4 · 2016-05-27 · 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{3CJJWWHHJUEFAVOFIJIHP6OZQT}

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	2026-05-18T00:39:18.357941Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

d8929b58e74d085055c5425077f9d984f5bc5209632b71bec36aae5cd03e891f

Aliases

arxiv: 1605.08630 · arxiv_version: 1605.08630v4 · doi: 10.48550/arxiv.1605.08630 · pith_short_12: 3CJJWWHHJUEF · pith_short_16: 3CJJWWHHJUEFAVOF · pith_short_8: 3CJJWWHH

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/3CJJWWHHJUEFAVOFIJIHP6OZQT \
  | 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: d8929b58e74d085055c5425077f9d984f5bc5209632b71bec36aae5cd03e891f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "6ac89a92f01733246dd87d103e50d8231ba55e2ba0d94538eed7d0a78cec96cd",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2016-05-27T13:28:05Z",
    "title_canon_sha256": "b84d832bb54a9f882968d874c9af9a26b05486c310274a4cf12cfcb75a8cbc7b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1605.08630",
    "kind": "arxiv",
    "version": 4
  }
}