Pith Number

pith:Q7M2LSWH

pith:2018:Q7M2LSWHKCX5LGDQ3QAJNMBNPW

not attested not anchored not stored refs pending

Erasure coding for distributed matrix multiplication for matrices with bounded entries

Aditya Ramamoorthy, Konstantinos Konstantinidis, Li Tang

arxiv:1811.02144 v2 · 2018-11-06 · cs.DC · cs.IT · cs.LG · 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{Q7M2LSWHKCX5LGDQ3QAJNMBNPW}

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	2026-05-18T00:01:21.379078Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

87d9a5cac750afd59870dc0096b02d7da294240aa4e6f0c6e55e8649a89fcf3f

Aliases

arxiv: 1811.02144 · arxiv_version: 1811.02144v2 · doi: 10.48550/arxiv.1811.02144 · pith_short_12: Q7M2LSWHKCX5 · pith_short_16: Q7M2LSWHKCX5LGDQ · pith_short_8: Q7M2LSWH

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/Q7M2LSWHKCX5LGDQ3QAJNMBNPW \
  | 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: 87d9a5cac750afd59870dc0096b02d7da294240aa4e6f0c6e55e8649a89fcf3f

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "02bfb7b93481e0a5ba650d25022a5528c1c15eb5043eaef74f20c89049178c16",
    "cross_cats_sorted": [
      "cs.IT",
      "cs.LG",
      "math.IT"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2018-11-06T03:24:06Z",
    "title_canon_sha256": "6d0a2cd0ce2f73b87202238862505eda7b8fb1bff1056fe346174e72ada8f145"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1811.02144",
    "kind": "arxiv",
    "version": 2
  }
}