Pith Number

pith:ZQ3IMKGT

pith:2018:ZQ3IMKGTA7FW2RU73I2AVWPN7H

not attested not anchored not stored refs pending

A Collaborative Filtering Recommender System for Test Case Prioritization in Web Applications

Hyunsook Do, Maral Azizi

arxiv:1801.06605 v1 · 2018-01-20 · cs.SE

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZQ3IMKGTA7FW2RU73I2AVWPN7H}

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	2026-05-18T00:25:28.247632Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc368628d307cb6d469fda340ad9edf9c90e8eeb2cab679ddaf321024693cfe1

Aliases

arxiv: 1801.06605 · arxiv_version: 1801.06605v1 · doi: 10.48550/arxiv.1801.06605 · pith_short_12: ZQ3IMKGTA7FW · pith_short_16: ZQ3IMKGTA7FW2RU7 · pith_short_8: ZQ3IMKGT

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/ZQ3IMKGTA7FW2RU73I2AVWPN7H \
  | 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: cc368628d307cb6d469fda340ad9edf9c90e8eeb2cab679ddaf321024693cfe1

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b6cc112e8f6b85fc2f81be8e9daf03052289674227d9d17ea2d732433b0e80f9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2018-01-20T00:11:42Z",
    "title_canon_sha256": "cd1567383bb8e9a6d62b3499537f7af726c491721ca0ee25c5a6ac34cc9df8e0"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1801.06605",
    "kind": "arxiv",
    "version": 1
  }
}