Pith Number

pith:6PTZFORR

pith:2025:6PTZFORRHJXQ76M4LPKZHONUVJ

not attested not anchored not stored refs pending

CHIRP: A Fine-Grained Benchmark for Open-Ended Response Evaluation in Vision-Language Models

Alexis Roger, Daniel Z. Kaplan, Edwin Fennell, George Adamopoulos, Irina Rish, Jonathan Siu Chi Lim, Kshitij Gupta, Prateek Humane, Qi Sun, Quentin Anthony

arxiv:2501.09672 v3 · 2025-01-16 · cs.CV · 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{6PTZFORRHJXQ76M4LPKZHONUVJ}

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	2026-07-05T11:48:22.432969Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

f3e792ba313a6f0ff99c5bd593b9b4aa68a1ee06b0daf269822c0815ddc3d1e2

Aliases

arxiv: 2501.09672 · arxiv_version: 2501.09672v3 · doi: 10.48550/arxiv.2501.09672 · pith_short_12: 6PTZFORRHJXQ · pith_short_16: 6PTZFORRHJXQ76M4 · pith_short_8: 6PTZFORR

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/6PTZFORRHJXQ76M4LPKZHONUVJ \
  | 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: f3e792ba313a6f0ff99c5bd593b9b4aa68a1ee06b0daf269822c0815ddc3d1e2

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "d6734d456fa8eea850280babef129b81614bd9aff2635b95dfef8bd019c71528",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2025-01-16T17:08:12Z",
    "title_canon_sha256": "513d4084d6f1ced6742826f661c245718d2c526a57c855d6490a81b975088c54"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2501.09672",
    "kind": "arxiv",
    "version": 3
  }
}