Pith Number

pith:5TD56I7F

pith:2019:5TD56I7FKVXTS3UHHVQFZ2YNCD

not attested not anchored not stored refs pending

Scalable Source Code Similarity Detection in Large Code Repositories

F Alomari, M Harbi

arxiv:1907.11817 v1 · 2019-07-26 · cs.SE · cs.IR · cs.PL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5TD56I7FKVXTS3UHHVQFZ2YNCD}

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	2026-05-17T23:39:22.978260Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ecc7df23e5556f396e873d605ceb0d10e01cbc1a66ba2579ded42528cbf7b56a

Aliases

arxiv: 1907.11817 · arxiv_version: 1907.11817v1 · doi: 10.48550/arxiv.1907.11817 · pith_short_12: 5TD56I7FKVXT · pith_short_16: 5TD56I7FKVXTS3UH · pith_short_8: 5TD56I7F

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/5TD56I7FKVXTS3UHHVQFZ2YNCD \
  | 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: ecc7df23e5556f396e873d605ceb0d10e01cbc1a66ba2579ded42528cbf7b56a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "e18078d606bedb8cfe2bd269418f9e29f077257f6dcadd95891a0b5dfe15ef2b",
    "cross_cats_sorted": [
      "cs.IR",
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2019-07-26T23:28:30Z",
    "title_canon_sha256": "9c56284629a7126a6cf6aad87de13b943df545f413dd90b8daae38e27df4252f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1907.11817",
    "kind": "arxiv",
    "version": 1
  }
}