Pith Number

pith:OKQ6F3NO

pith:2018:OKQ6F3NOYFOXAX5WM7I26Q3X2R

not attested not anchored not stored refs pending

On the Sub-Packetization Size and the Repair Bandwidth of Reed-Solomon Codes

Hamid Jafarkhani, Weiqi Li, Zhiying Wang

arxiv:1806.00496 v2 · 2018-06-01 · 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{OKQ6F3NOYFOXAX5WM7I26Q3X2R}

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	2026-05-17T23:51:49.366364Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

72a1e2edaec15d705fb667d1af4377d4612500cb102e8abd52e831b2951ecc15

Aliases

arxiv: 1806.00496 · arxiv_version: 1806.00496v2 · doi: 10.48550/arxiv.1806.00496 · pith_short_12: OKQ6F3NOYFOX · pith_short_16: OKQ6F3NOYFOXAX5W · pith_short_8: OKQ6F3NO

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/OKQ6F3NOYFOXAX5WM7I26Q3X2R \
  | 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: 72a1e2edaec15d705fb667d1af4377d4612500cb102e8abd52e831b2951ecc15

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c2eb25eb1483c9f5970d819327bd9e5fa33ce8b859d585d5783a192067f163c0",
    "cross_cats_sorted": [
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2018-06-01T18:23:14Z",
    "title_canon_sha256": "f32c3069a3fb597d8a7f46a6b49688d1d9e79d0ac4a779b24647db398166817e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1806.00496",
    "kind": "arxiv",
    "version": 2
  }
}