Pith Number

pith:EPDCRWPQ

pith:2026:EPDCRWPQTHVH4LXCCV3ZDBGXNC

not attested not anchored not stored refs pending

Agent psychometrics: Task-level performance prediction in agentic coding benchmarks

Chris Ge, Daniel Fried, Daria Kryvosheieva, Kaivalya Hariharan, Uzay Girit

arxiv:2604.00594 v2 · 2026-04-01 · 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{EPDCRWPQTHVH4LXCCV3ZDBGXNC}

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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.

Cited by

1 paper in Pith

Stop Comparing LLM Agents Without Disclosing the Harness

Receipt and verification

First computed	2026-07-21T02:21:34.773921Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

23c628d9f099ea7e2ee215779184d76881abd37290a72eda5c3bd77ec7cdf30a

Aliases

arxiv: 2604.00594 · arxiv_version: 2604.00594v2 · doi: 10.48550/arxiv.2604.00594 · pith_short_12: EPDCRWPQTHVH · pith_short_16: EPDCRWPQTHVH4LXC · pith_short_8: EPDCRWPQ

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/EPDCRWPQTHVH4LXCCV3ZDBGXNC \
  | 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: 23c628d9f099ea7e2ee215779184d76881abd37290a72eda5c3bd77ec7cdf30a

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "0b9fdc285353d5b68c3079dd81bd1460a2e677f9e25a2107901f8a5803b0528b",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2026-04-01T07:59:59Z",
    "title_canon_sha256": "3a0ff1fcd1a0b893f86c67e8801785ee4e77626319bdb5f379c351c321b2325e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2604.00594",
    "kind": "arxiv",
    "version": 2
  }
}