Pith Number

pith:FTX3HTHE

pith:2026:FTX3HTHEAHSFUNCCEDNEY7CPLG

not attested not anchored not stored refs pending

Same Signal, Different Semantics: A Cross-Framework Behavioral Analysis of Software Engineering Agents

Jingxu Gu, Lingxiao Jiang, Shangqing Liu, Tianling Li, Wei Ma, Zhi Chen

arxiv:2605.18332 v1 · 2026-05-18 · 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{FTX3HTHEAHSFUNCCEDNEY7CPLG}

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	2026-05-20T00:05:55.648951Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

2cefb3cce401e45a344220da4c7c4f59a716a749dd2f65fd89365e59abd23e2d

Aliases

arxiv: 2605.18332 · arxiv_version: 2605.18332v1 · doi: 10.48550/arxiv.2605.18332 · pith_short_12: FTX3HTHEAHSF · pith_short_16: FTX3HTHEAHSFUNCC · pith_short_8: FTX3HTHE

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/FTX3HTHEAHSFUNCCEDNEY7CPLG \
  | 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: 2cefb3cce401e45a344220da4c7c4f59a716a749dd2f65fd89365e59abd23e2d

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3d38b594681e6e8373c83b68846bfc75fffe0c294167daea8181a9783f230278",
    "cross_cats_sorted": [
      "cs.AI"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.SE",
    "submitted_at": "2026-05-18T12:49:18Z",
    "title_canon_sha256": "d293bab2453e59e6c27cb8a3991ed5c476fdb897d506f06cb018c50e562bf610"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2605.18332",
    "kind": "arxiv",
    "version": 1
  }
}