Pith Number

pith:JOWHKN6L

pith:2015:JOWHKN6LNFCXLCQL7MYBHGAQZH

not attested not anchored not stored refs pending

Optimization and analysis of large scale data sorting algorithm based on Hadoop

Dianjie Guo, Longlong Tian, Xiaoming Jiang, Zhuo Wang

arxiv:1506.00449 v1 · 2015-06-01 · 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{JOWHKN6LNFCXLCQL7MYBHGAQZH}

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	2026-05-18T01:59:54.540282Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

4bac7537cb6945758a0bfb30139810c9f350ad098e4a5c49bb1215365e1bef62

Aliases

arxiv: 1506.00449 · arxiv_version: 1506.00449v1 · doi: 10.48550/arxiv.1506.00449 · pith_short_12: JOWHKN6LNFCX · pith_short_16: JOWHKN6LNFCXLCQL · pith_short_8: JOWHKN6L

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/JOWHKN6LNFCXLCQL7MYBHGAQZH \
  | 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: 4bac7537cb6945758a0bfb30139810c9f350ad098e4a5c49bb1215365e1bef62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "96155d7b36f01028136b63bc1724ebbb49debd7a9d0cde4a37bca3ff7d56875e",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DC",
    "submitted_at": "2015-06-01T11:23:20Z",
    "title_canon_sha256": "535bec27799868ae24094720da9616524317bde0eeabb63fc1c6caa88b7b22b7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1506.00449",
    "kind": "arxiv",
    "version": 1
  }
}