Pith Number

pith:5PMIFUQH

pith:2026:5PMIFUQHCK5ID3IDYEIYASZRPY

not attested not anchored not stored refs pending

Stroke of Surprise: Progressive Semantic Illusions in Vector Sketching

Huai-Hsun Cheng, Siang-Ling Zhang, Yu-Lun Liu

arxiv:2602.12280 v2 · 2026-02-12 · cs.CV

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5PMIFUQHCK5ID3IDYEIYASZRPY}

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	2026-05-20T00:03:05.724691Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ebd882d20712ba81ed03c111804b317e2b9f1c049444bf0eda8070a44dd61493

Aliases

arxiv: 2602.12280 · arxiv_version: 2602.12280v2 · doi: 10.48550/arxiv.2602.12280 · pith_short_12: 5PMIFUQHCK5I · pith_short_16: 5PMIFUQHCK5ID3ID · pith_short_8: 5PMIFUQH

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/5PMIFUQHCK5ID3IDYEIYASZRPY \
  | 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: ebd882d20712ba81ed03c111804b317e2b9f1c049444bf0eda8070a44dd61493

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "a445423a8307c66e94d88cb210bd583500e51536be5621e2656cb804e355011c",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-02-12T18:59:54Z",
    "title_canon_sha256": "9e29bd36a8e759b19125c5a5f3202aa91d5ea94875fc014dcfa0bdcaeb56e92a"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.12280",
    "kind": "arxiv",
    "version": 2
  }
}