Pith Number

pith:Y3LQOC6F

pith:2026:Y3LQOC6F5J4ZBYFFKJ5MZYKWVA

not attested not anchored not stored refs pending

Think Again or Think Longer? Selective Verification for Budget-Aware Reasoning

Dawei Zhou, Liqing Zhang, Sajib Acharjee Dip

arxiv:2606.19808 v1 · 2026-06-18 · 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{Y3LQOC6F5J4ZBYFFKJ5MZYKWVA}

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	2026-06-19T16:12:35.845052Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

c6d7070bc5ea7990e0a5527acce156a811dd7c5f837a85bc2001319a9f46d318

Aliases

arxiv: 2606.19808 · arxiv_version: 2606.19808v1 · doi: 10.48550/arxiv.2606.19808 · pith_short_12: Y3LQOC6F5J4Z · pith_short_16: Y3LQOC6F5J4ZBYFF · pith_short_8: Y3LQOC6F

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/Y3LQOC6F5J4ZBYFFKJ5MZYKWVA \
  | 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: c6d7070bc5ea7990e0a5527acce156a811dd7c5f837a85bc2001319a9f46d318

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "51a65307246d03425d905ff89141023388414c5b2b2fc0ec55503171fa47f31e",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-18T05:25:43Z",
    "title_canon_sha256": "8c0cb6b02c8412c4b202c0ca83a47b79837a5cc342e8a369dec3a9cc4f204709"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19808",
    "kind": "arxiv",
    "version": 1
  }
}