Pith Number

pith:67CFILZF

pith:2026:67CFILZFEYVDAIAH42KZTETUBQ

not attested not anchored not stored refs pending

Decodable but Not Faithful: Coupling Natural-Language Rationales to Programmatic Verifiers

Adarsh Kumarappan, Vatsal Ananthula

arxiv:2606.21678 v1 · 2026-06-19 · cs.LG · cs.AI · 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{67CFILZFEYVDAIAH42KZTETUBQ}

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	2026-06-23T01:13:18.706779Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f7c4542f25262a302007e6959992740c386f0a5b5c932f1026e31a673c03bf36

Aliases

arxiv: 2606.21678 · arxiv_version: 2606.21678v1 · doi: 10.48550/arxiv.2606.21678 · pith_short_12: 67CFILZFEYVD · pith_short_16: 67CFILZFEYVDAIAH · pith_short_8: 67CFILZF

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/67CFILZFEYVDAIAH42KZTETUBQ \
  | 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: f7c4542f25262a302007e6959992740c386f0a5b5c932f1026e31a673c03bf36

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "23df6b2874d5324acd26a0b8aae7616f639d4e85e3996c6423367b1485590848",
    "cross_cats_sorted": [
      "cs.AI",
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.LG",
    "submitted_at": "2026-06-19T18:37:24Z",
    "title_canon_sha256": "edb35ec9e7a5281571bf1cd5c9325597c7855ae34e224d241690ee8e55ef6d46"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.21678",
    "kind": "arxiv",
    "version": 1
  }
}