Pith Number

pith:ZIL3BVPW

pith:2026:ZIL3BVPW647BFR6XQ6DXSVKHFP

not attested not anchored not stored refs pending

Orthogonal Hierarchical Decomposition for Structure-Aware Table Understanding with Large Language Models

Bin Cao, Chenwen Ma, Huixian Lu, Jing Fan, Ruizhe Li, Ting Wang

arxiv:2602.01969 v2 · 2026-02-02 · cs.CL · cs.IR

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZIL3BVPW647BFR6XQ6DXSVKHFP}

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	2026-06-26T00:15:24.907654Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

ca17b0d5f6f73e12c7d787877955472bcc2ed92d45fa44efff56e20375c90b68

Aliases

arxiv: 2602.01969 · arxiv_version: 2602.01969v2 · doi: 10.48550/arxiv.2602.01969 · pith_short_12: ZIL3BVPW647B · pith_short_16: ZIL3BVPW647BFR6X · pith_short_8: ZIL3BVPW

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/ZIL3BVPW647BFR6XQ6DXSVKHFP \
  | 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: ca17b0d5f6f73e12c7d787877955472bcc2ed92d45fa44efff56e20375c90b68

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "dda66b99556617e74c952c85ae5eb5a48711b85145fd20dbf08ea3ebdaafc509",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2026-02-02T11:22:43Z",
    "title_canon_sha256": "f74bc701da3637c48ee57e313a3e9a0279ab0cbc13e1eee6f9927fbdae3e5d0f"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2602.01969",
    "kind": "arxiv",
    "version": 2
  }
}