Pith Number

pith:4KJNFWO4

pith:2019:4KJNFWO4TA6HCD7PBKNP3KOXLA

not attested not anchored not stored refs pending

Improving Academic Plagiarism Detection for STEM Documents by Analyzing Mathematical Content and Citations

Bela Gipp, Michael Karmer, Moritz Schubotz, Norman Meuschke, Vincent Stange

arxiv:1906.11761 v1 · 2019-06-27 · cs.DL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{4KJNFWO4TA6HCD7PBKNP3KOXLA}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more

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	2026-05-17T23:42:03.840498Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e292d2d9dc983c710fef0a9afda9d7583230d0ebe23dec5fae1cd0fa3c58a5fd

Aliases

arxiv: 1906.11761 · arxiv_version: 1906.11761v1 · doi: 10.48550/arxiv.1906.11761 · pith_short_12: 4KJNFWO4TA6H · pith_short_16: 4KJNFWO4TA6HCD7P · pith_short_8: 4KJNFWO4

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/4KJNFWO4TA6HCD7PBKNP3KOXLA \
  | 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: e292d2d9dc983c710fef0a9afda9d7583230d0ebe23dec5fae1cd0fa3c58a5fd

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "f1189825818f7a224a58ef6eb1767e136e4709b3d2d38117cbae01d992ba093d",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.DL",
    "submitted_at": "2019-06-27T16:07:47Z",
    "title_canon_sha256": "ee85f970d41313f11381c88943505b4e5ea26bfbf0975608ca6c4c67e16ae473"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.11761",
    "kind": "arxiv",
    "version": 1
  }
}