Pith Number

pith:NFKKD7WP

pith:2014:NFKKD7WPNHTOAA3NLAVLQMQ7LE

not attested not anchored not stored refs pending

Erasure coding for fault oblivious linear system solvers

Ananth Grama, David F. Gleich, Yao Zhu

arxiv:1412.7364 v1 · 2014-12-23 · cs.NA · cs.DC

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NFKKD7WPNHTOAA3NLAVLQMQ7LE}

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	2026-05-18T02:30:39.045919Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6954a1fecf69e6e0036d582ab8321f59147562761d649c3c067d57de5bd78553

Aliases

arxiv: 1412.7364 · arxiv_version: 1412.7364v1 · doi: 10.48550/arxiv.1412.7364 · pith_short_12: NFKKD7WPNHTO · pith_short_16: NFKKD7WPNHTOAA3N · pith_short_8: NFKKD7WP

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/NFKKD7WPNHTOAA3NLAVLQMQ7LE \
  | 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: 6954a1fecf69e6e0036d582ab8321f59147562761d649c3c067d57de5bd78553

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b02e355c2a905d16e8ac5a9b7fa525d4d751ba167abf66be79aa0bf9fd753e30",
    "cross_cats_sorted": [
      "cs.DC"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.NA",
    "submitted_at": "2014-12-23T14:04:34Z",
    "title_canon_sha256": "28ada411461ebc0b908d271c396740e6e67907e4fc114c6991e618c3bd2199df"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1412.7364",
    "kind": "arxiv",
    "version": 1
  }
}