Pith Number

pith:OPAW2MLA

pith:2016:OPAW2MLAYCTWBIA5BLNE5YHNRC

not attested not anchored not stored refs pending

Verified Parallel String Matching in Haskell

Jeff Polakow, Niki Vazou

arxiv:1610.07118 v1 · 2016-10-23 · 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{OPAW2MLAYCTWBIA5BLNE5YHNRC}

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	2026-05-18T01:01:35.206508Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

73c16d3160c0a760a01d0ada4ee0ed88943bd60dd51eac2d94796be3ef100581

Aliases

arxiv: 1610.07118 · arxiv_version: 1610.07118v1 · doi: 10.48550/arxiv.1610.07118 · pith_short_12: OPAW2MLAYCTW · pith_short_16: OPAW2MLAYCTWBIA5 · pith_short_8: OPAW2MLA

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/OPAW2MLAYCTWBIA5BLNE5YHNRC \
  | 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: 73c16d3160c0a760a01d0ada4ee0ed88943bd60dd51eac2d94796be3ef100581

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c392555334d4edf0edc4ae28630e582b287394f8612baff64883595ad516e808",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.PL",
    "submitted_at": "2016-10-23T03:15:04Z",
    "title_canon_sha256": "7426d09daf774e7bfd3b8b23a73220e120532b36482a7e29ac33958e124d9bfd"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1610.07118",
    "kind": "arxiv",
    "version": 1
  }
}