Pith Number

pith:NP4IZKUY

pith:2026:NP4IZKUYWJ2OF5ZXXR5S32MIKJ

not attested not anchored not stored refs pending

StaminaBench: Stress-Testing Coding Agents over 100 Interaction Turns

Shuo Yang, Stefano Soatto, Vlad Sobal, Wei Xia, Yuting Zhang

arxiv:2606.19613 v1 · 2026-06-17 · cs.SE · 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{NP4IZKUYWJ2OF5ZXXR5S32MIKJ}

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	2026-06-19T16:12:30.203782Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

6bf88caa98b274e2f737bc7b2de9885255c27ad8ec8c44dad560babb187f0508

Aliases

arxiv: 2606.19613 · arxiv_version: 2606.19613v1 · doi: 10.48550/arxiv.2606.19613 · pith_short_12: NP4IZKUYWJ2O · pith_short_16: NP4IZKUYWJ2OF5ZX · pith_short_8: NP4IZKUY

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/NP4IZKUYWJ2OF5ZXXR5S32MIKJ \
  | 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: 6bf88caa98b274e2f737bc7b2de9885255c27ad8ec8c44dad560babb187f0508

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "bafb25d41e092c73ba83da09e53c4d209e084068eab17522d44c574fa189c148",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://creativecommons.org/licenses/by-nc-sa/4.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-06-17T21:36:09Z",
    "title_canon_sha256": "de2cdc96eb966a9c6ec763f2f778b69ad41d48c1e11af27e5176c49918995c57"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2606.19613",
    "kind": "arxiv",
    "version": 1
  }
}