Pith Number

pith:ZMIFYRSO

pith:2025:ZMIFYRSOBFPPOGLPP4UE7YPKM5

not attested not anchored not stored refs pending

HCAST: Human-Calibrated Autonomy Software Tasks

Amy Deng, Aron Lajko, Ben West, Brian Goodrich, Chris Canal, Daniel O'Connel, David Rein, Elizabeth Barnes, Joel Becker, Katharyn Garcia, Lawrence Chan, Lucas Jun Koba Sato, Max Hasin, Megan Kinniment, Nate Rush, Pip Arnott, Ryan Bloom, Sami Jawhar, Seraphina Nix, Sydney von Arx, Thomas Broadley, Thomas Kwa

arxiv:2503.17354 v1 · 2025-03-21 · 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{ZMIFYRSOBFPPOGLPP4UE7YPKM5}

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.

Cited by

5 papers in Pith

Think Fast: Estimating No-CoT Task-Completion Time Horizons of Frontier AI Models

Two AI Metrics Diverged: Will it Make All the Difference?

Think Fast: Estimating No-CoT Task-Completion Time Horizons of Frontier AI Models

Toward Generalist Autonomous Research via Hypothesis-Tree Refinement

FrontierFinance: A Long-Horizon Computer-Use Benchmark of Real-World Financial Tasks

Receipt and verification

First computed	2026-07-05T10:37:04.244783Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cb105c464e095ef7196f7f284fe1ea674c3184fac406bf5ee338be79779cfea8

Aliases

arxiv: 2503.17354 · arxiv_version: 2503.17354v1 · doi: 10.48550/arxiv.2503.17354 · pith_short_12: ZMIFYRSOBFPP · pith_short_16: ZMIFYRSOBFPPOGLP · pith_short_8: ZMIFYRSO

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/ZMIFYRSOBFPPOGLPP4UE7YPKM5 \
  | 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: cb105c464e095ef7196f7f284fe1ea674c3184fac406bf5ee338be79779cfea8

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "b55ce11d56ac02256f84abea88f4652455964796a70c70f0bf19b587a0c18ccf",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.AI",
    "submitted_at": "2025-03-21T17:54:01Z",
    "title_canon_sha256": "172c742a06c83d4c650c4f629b6523a538d00d5028e7c0a805cc040b6c6f2419"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2503.17354",
    "kind": "arxiv",
    "version": 1
  }
}