Pith Number

pith:TCJTECT6

pith:2026:TCJTECT6C6T77YZBHAFV7VKZSS

not attested not anchored not stored refs pending

Constraint-Aware Hierarchical Search for Regulation-Driven Fine-Grained Classification

Lulu Chen, Siyu Wang, Wei Tan

arxiv:2607.10588 v1 · 2026-07-12 · cs.AI · cs.CL

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

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TCJTECT6C6T77YZBHAFV7VKZSS}

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	2026-07-14T01:21:22.635405Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9893320a7e17a7ffe321380b5fd55994a559752fd750436be2525b44107868b6

Aliases

arxiv: 2607.10588 · arxiv_version: 2607.10588v1 · doi: 10.48550/arxiv.2607.10588 · pith_short_12: TCJTECT6C6T7 · pith_short_16: TCJTECT6C6T77YZB · pith_short_8: TCJTECT6

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/TCJTECT6C6T77YZBHAFV7VKZSS \
  | 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: 9893320a7e17a7ffe321380b5fd55994a559752fd750436be2525b44107868b6

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "9e707aa68419a6a5b1311ad19808375930f35998912230b4c7360da489f26f22",
    "cross_cats_sorted": [
      "cs.CL"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-07-12T05:57:22Z",
    "title_canon_sha256": "ddbfb57f6cbc5b2cb5a66d6dc11fab2451a6f7e2d9e5d4d182468d2e9c659c4b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2607.10588",
    "kind": "arxiv",
    "version": 1
  }
}