receipt --httpx-1e11096

httpx-1e11096

httpx · schema sweverify/1

falsified

claim --vs-- effect

Claim: the system asserted it fixed the bug (claimed_ok: true, a non-empty patch).
Effect: test command failed (test_passed: false).

3 failed, 32 passed in 0.11s

Reason: agent claimed fixed but the test still fails — claim-vs-effect gap

Model under test: DeepSeek V4.1 Flash (deepseek-flash) Reconstructed from the harvest round: this receipt predates the schema carrying a model field.

Verify it yourself

This runs entirely in your browser. It re-derives the content address from the raw record and checks the Ed25519 signature. No request to us, nothing to trust.

$ awaiting verification…

The signed receipt

record_hash (sha-256 content address) 7636e8e38b2d7cadb84947adb3fae8bd0177f9a79219b2654619d74c4122c37a

signature (ed25519)

78acc4f614c4b7dc4e7cdc54bc254bbca71e94f0850590de4bf26e07bf47fa4b567fbd96aaf9e65bb26e42dce62d416fc83c373ae0b1e98a33ffc3075cc0f308

key_id 251b14346af43d1d

timestamp (rfc 3161, independent TSA) 2026-09-14T10:21:47Z · https://freetsa.org/tsr · attached after publication

This mark is drawn from the key that signed this receipt. Key f009410a: change the key, change the mark.

Download raw receipt JSON →

Canonical record

This is the exact payload the hash is computed over: {schema, outcome}, serialized with sorted keys and no whitespace.

Show canonical record

{
  "schema": "sweverify/1",
  "outcome": {
    "instance": "httpx-1e11096",
    "repo": "httpx",
    "problem": "Fixed `iter_text` adding an empty string (#2998)",
    "patch": "diff --git a/httpx/_decoders.py b/httpx/_decoders.py\nindex 57c6492..89415c6 100644\n--- a/httpx/_decoders.py\n+++ b/httpx/_decoders.py\n@@ -212,7 +212,7 @@ class TextChunker:\n \n     def decode(self, content: str) -> typing.List[str]:\n         if self._chunk_size is None:\n-            return [content]\n+            return [content] if content else []\n \n         self._buffer.write(content)\n         if self._buffer.tell() >= self._chunk_size:",
    "claimed_ok": true,
    "test_passed": false,
    "verdict": "falsified",
    "reason": "agent claimed fixed but the test still fails — claim-vs-effect gap",
    "test_output": "E       Failed: DID NOT RAISE <class 'httpx.DecodingError'>\n\ntests/test_decoders.py:156: Failed\n3 failed, 32 passed in 0.11s"
  }
}

Verify offline (Python)

import json, hashlib
from cryptography.hazmat.primitives import serialization

receipt = json.load(open("httpx-1e11096.json"))

# 1. content address: sha256 over the canonical record
payload = {"schema": receipt["schema"], "outcome": receipt["outcome"]}
canonical = json.dumps(payload, sort_keys=True, separators=(",", ":")).encode()
assert hashlib.sha256(canonical).hexdigest() == receipt["record_hash"]

# 2. Ed25519 signature over that hash
pub = serialization.load_pem_public_key(receipt["public_key_pem"].encode())
pub.verify(bytes.fromhex(receipt["signature"]), receipt["record_hash"].encode())

# 3. the master note, when present. Receipts published before the seal existed
#    carry no note and verify on their own — a missing note is not an error.
cert = receipt.get("key_cert")
if cert:
    body = {k: v for k, v in cert.items() if k != "signature"}
    root = serialization.load_pem_public_key(cert["root_public_key"].encode())
    root.verify(bytes.fromhex(cert["signature"]),
                json.dumps(body, sort_keys=True, separators=(",", ":")).encode())
    # the note must be about THIS receipt's key, not some other valid key
    assert cert["subkey_public_key"] == receipt["public_key_pem"]
    # and the receipt must claim a time inside the key's window
    signed_at = receipt.get("outcome", {}).get("signed_at")
    if signed_at:
        assert cert["not_before"] <= signed_at <= cert["not_after"]
print("verified")

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