Pith Number

pith:N7442VK5

pith:2014:N7442VK5SYKFGJOTKMNOMTCKZS

not attested not anchored not stored refs pending

Optimization for Speculative Execution of Multiple Jobs in a MapReduce-like Cluster

Huanle Xu, Wing Cheong Lau

arxiv:1406.0609 v3 · 2014-06-03 · 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{N7442VK5SYKFGJOTKMNOMTCKZS}

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	2026-05-18T02:30:08.213586Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6ff9cd555d96145325d3531ae64c4acc8dd9acddf6686a33f9f14407355aebb6

Aliases

arxiv: 1406.0609 · arxiv_version: 1406.0609v3 · doi: 10.48550/arxiv.1406.0609 · pith_short_12: N7442VK5SYKF · pith_short_16: N7442VK5SYKFGJOT · pith_short_8: N7442VK5

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/N7442VK5SYKFGJOTKMNOMTCKZS \
  | 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: 6ff9cd555d96145325d3531ae64c4acc8dd9acddf6686a33f9f14407355aebb6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "2b058cae6312296df1ad2168934076cc27ce98cc91c51e9e570367ddb305c169",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2014-06-03T07:44:33Z",
    "title_canon_sha256": "999d47b27cb64ca9da90234dbceb4342232bff794d984f373d84aa43c1304ac9"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1406.0609",
    "kind": "arxiv",
    "version": 3
  }
}