Pith Number

pith:HQGJW3HK

pith:2026:HQGJW3HKDWUR33JR3DEGELUJL6

not attested not anchored not stored refs pending

Bridging the Detection-to-Abstention Gap in Reasoning Models under Insufficient Information

Chunxiao Guo, Hansong Xiao, Jiaxu Li, Jinjie Gu, Pei Wei, Renjie Gu, Yefei Chen, Yihao Wang, Yixin Cao, Yuan Wang, Yun Yue

arxiv:2605.28070 v1 · 2026-05-27 · cs.AI

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HQGJW3HKDWUR33JR3DEGELUJL6}

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	2026-05-28T01:04:57.700171Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3c0c9b6cea1da91ded31d8c8622e895f94941733c368f7c18e8bf7ea85a3263e

Aliases

arxiv: 2605.28070 · arxiv_version: 2605.28070v1 · doi: 10.48550/arxiv.2605.28070 · pith_short_12: HQGJW3HKDWUR · pith_short_16: HQGJW3HKDWUR33JR · pith_short_8: HQGJW3HK

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/HQGJW3HKDWUR33JR3DEGELUJL6 \
  | 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: 3c0c9b6cea1da91ded31d8c8622e895f94941733c368f7c18e8bf7ea85a3263e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "db579a61acecfbcceecef345797aeb00bcca463ecc700a9c403ee07bb41af30d",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-05-27T07:28:25Z",
    "title_canon_sha256": "1f34f53431a44de9c303cf278437b0641222cd2f325bb46ecaa1cd1d5ede9b3e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.28070",
    "kind": "arxiv",
    "version": 1
  }
}