Pith Number

pith:QXGQGTQG

pith:2026:QXGQGTQG3ET2T7HMJF3YDOSCBY

not attested not anchored not stored refs pending

Position: Natural Language Should Not Fully Replace Formal Languages

Eitan Wagner, Elisha Rosensweig, Omri Abend

arxiv:2607.20432 v1 · 2026-05-10 · cs.CL · 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{QXGQGTQG3ET2T7HMJF3YDOSCBY}

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	2026-07-24T00:23:15.123562Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

85cd034e06d927a9fcec497781ba420e3fbb814b27da1d13f9e5d95a741b36ec

Aliases

arxiv: 2607.20432 · arxiv_version: 2607.20432v1 · doi: 10.48550/arxiv.2607.20432 · pith_short_12: QXGQGTQG3ET2 · pith_short_16: QXGQGTQG3ET2T7HM · pith_short_8: QXGQGTQG

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/QXGQGTQG3ET2T7HMJF3YDOSCBY \
  | 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: 85cd034e06d927a9fcec497781ba420e3fbb814b27da1d13f9e5d95a741b36ec

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3bb51a084728cc2870d137aaede5670640cae6b2e4c30a6e6c9ca7b321d66955",
    "cross_cats_sorted": [
      "cs.PL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-05-10T15:01:16Z",
    "title_canon_sha256": "5d8b58c4e6a8324c793c8a7467cb256a82398415b255022ac43cc1a1ed8b797e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.20432",
    "kind": "arxiv",
    "version": 1
  }
}