Pith Number

pith:JDHRMIWX

pith:2026:JDHRMIWXE7KNM4FUZBZQCSGAN4

not attested not anchored not stored refs pending

The Topology of Ill-Posed Questions: Persistent Homology for Detection and Steering in LLMs

Guangyu Jiang, Mahdi Imani, Sizhe Tang, Tian Lan

arxiv:2606.23590 v1 · 2026-06-22 · 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{JDHRMIWXE7KNM4FUZBZQCSGAN4}

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	2026-06-23T03:14:31.727224Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

48cf1622d727d4d670b4c8730148c06f042e0b405adfb55e20ec4fc543f6a104

Aliases

arxiv: 2606.23590 · arxiv_version: 2606.23590v1 · doi: 10.48550/arxiv.2606.23590 · pith_short_12: JDHRMIWXE7KN · pith_short_16: JDHRMIWXE7KNM4FU · pith_short_8: JDHRMIWX

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/JDHRMIWXE7KNM4FUZBZQCSGAN4 \
  | 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: 48cf1622d727d4d670b4c8730148c06f042e0b405adfb55e20ec4fc543f6a104

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bd028fa8dd7f200a8cc8d4154108bf90775dd39ac47ec06a53e0fa82943ff2c5",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-06-22T16:58:59Z",
    "title_canon_sha256": "2bce8489e0fe8418b1b6b5148f8271945b4f98cb5cf6ec3e725b81f90b598201"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.23590",
    "kind": "arxiv",
    "version": 1
  }
}