Pith Number

pith:B5UGLZAJ

pith:2017:B5UGLZAJ7KXH6BUQ4UO6YJY2FC

not attested not anchored not stored refs pending

MDS Code Constructions with Small Sub-packetization and Near-optimal Repair Bandwidth

Ankit Singh Rawat, Itzhak Tamo, Klim Efremenko, Venkatesan Guruswami

arxiv:1709.08216 v1 · 2017-09-24 · cs.IT · cs.CC · 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{B5UGLZAJ7KXH6BUQ4UO6YJY2FC}

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	2026-05-18T00:34:26.090228Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

0f6865e409faae7f0690e51dec271a28bcc823263668b917e84a658ecc0297ba

Aliases

arxiv: 1709.08216 · arxiv_version: 1709.08216v1 · doi: 10.48550/arxiv.1709.08216 · pith_short_12: B5UGLZAJ7KXH · pith_short_16: B5UGLZAJ7KXH6BUQ · pith_short_8: B5UGLZAJ

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/B5UGLZAJ7KXH6BUQ4UO6YJY2FC \
  | 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: 0f6865e409faae7f0690e51dec271a28bcc823263668b917e84a658ecc0297ba

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aa702bd66fa7cfebc636eda6015f6bbcaa5d66c5a8a97d994d6d82c28b0785fd",
    "cross_cats_sorted": [
      "cs.CC",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.IT",
    "submitted_at": "2017-09-24T16:21:50Z",
    "title_canon_sha256": "2c05bb8d6d58be2ba9e753895943276791606118ef74b10216e3fa2411ff24d4"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1709.08216",
    "kind": "arxiv",
    "version": 1
  }
}