Pith Number

pith:NRTJLIEU

pith:2026:NRTJLIEUWS5PNAU3VF54JYILNM

not attested not anchored not stored refs pending

Diversifying to Verify: When Task-Equivalent Programs Differ in Verifiability

Ruben Martins, Shirley Yu

arxiv:2607.09366 v1 · 2026-07-10 · cs.SE · cs.AI · cs.LO

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{NRTJLIEUWS5PNAU3VF54JYILNM}

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	2026-07-13T01:19:06.264638Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6c6695a094b4baf6829ba97bc4e10b6b3913246a7a5070e3ecef50e7211e703e

Aliases

arxiv: 2607.09366 · arxiv_version: 2607.09366v1 · doi: 10.48550/arxiv.2607.09366 · pith_short_12: NRTJLIEUWS5P · pith_short_16: NRTJLIEUWS5PNAU3 · pith_short_8: NRTJLIEU

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/NRTJLIEUWS5PNAU3VF54JYILNM \
  | 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: 6c6695a094b4baf6829ba97bc4e10b6b3913246a7a5070e3ecef50e7211e703e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0706d5bef93411d703ef6eba3e6e55eda1c6100082370b9ce7e87ecc780eb2ae",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.LO"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-07-10T12:44:08Z",
    "title_canon_sha256": "ba07098aeec92c26bdc727c687f55c5fd09323594f2fd56e6e8b4d0046cf92d7"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.09366",
    "kind": "arxiv",
    "version": 1
  }
}