Pith Number

pith:C463RGAD

pith:2026:C463RGADLRHZWQDNFDSZM4E22B

not attested not anchored not stored refs pending

Shape of Thought: Progressive Object Assembly via Visual Chain-of-Thought

Haoyue Liu, Junlin Chen, Kun Zeng, Owen Lee, Siyu Zhang, Xiaoying Tang, Yaodong Liang, Yifu Guo, Yu Huo, Yuquan Lu

arxiv:2601.21081 v2 · 2026-01-28 · 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{C463RGADLRHZWQDNFDSZM4E22B}

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	2026-06-19T16:12:18.095950Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

173db898035c4f9b406d28e596709ad053595e1492b8fc42edc42c3480366ee4

Aliases

arxiv: 2601.21081 · arxiv_version: 2601.21081v2 · doi: 10.48550/arxiv.2601.21081 · pith_short_12: C463RGADLRHZ · pith_short_16: C463RGADLRHZWQDN · pith_short_8: C463RGAD

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/C463RGADLRHZWQDNFDSZM4E22B \
  | 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: 173db898035c4f9b406d28e596709ad053595e1492b8fc42edc42c3480366ee4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "635bf3a034cdd213c2167c4e439132c771b64996fb5d0de87d9ab9ee59a78044",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2026-01-28T22:07:17Z",
    "title_canon_sha256": "12eaa53751796aca2da11bfe19cf2d42f43ad89bb2bf9362996aa21aaeaaf4e1"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2601.21081",
    "kind": "arxiv",
    "version": 2
  }
}