Pith Number

pith:KF2I56CR

pith:2026:KF2I56CRTIL6C2VIH56K3TRY5Z

not attested not anchored not stored refs pending

Towards Structuring an Arabic-English Machine-Readable Dictionary Using Parsing Expression Grammars

Aly Aly Fahmy, Diaa Mohamed Fayed, Mohsen Abdelrazek Rashwan, Wafaa Kamel Fayed

arxiv:2606.25231 v1 · 2026-06-23 · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{KF2I56CRTIL6C2VIH56K3TRY5Z}

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	2026-06-25T00:18:21.569713Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

51748ef8519a17e16aa83f7cadce38ee40eaeb065564b5d2a3a07bd16a646daf

Aliases

arxiv: 2606.25231 · arxiv_version: 2606.25231v1 · doi: 10.48550/arxiv.2606.25231 · pith_short_12: KF2I56CRTIL6 · pith_short_16: KF2I56CRTIL6C2VI · pith_short_8: KF2I56CR

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/KF2I56CRTIL6C2VIH56K3TRY5Z \
  | 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: 51748ef8519a17e16aa83f7cadce38ee40eaeb065564b5d2a3a07bd16a646daf

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "c3a8b10c49fd798882f4f68110f942caa68d8ff49096f3eeca3d62d80a981904",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-06-23T23:17:51Z",
    "title_canon_sha256": "d38cccd7c382be6bac3aa359e9108e15d2b163d3cfc84fe826491ff58d5fcf2c"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.25231",
    "kind": "arxiv",
    "version": 1
  }
}