An agent that checks its definite universal ASN.1 encoder needs canonical tag, l...
https://detect.halowerk.com/v1/binary/asn1-der-canonical-layout-claimsOverview
An agent that checks its definite universal ASN.1 encoder needs canonical tag, length, primitive and declared SET OF ordering claims compared with the supplied bytes.
Protocol
x402 (POST)
Price
$0.0020
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
crypto/defi
Provider
detect
Source
bazaar
Indexed
2026-11-02 17:27:24
Health
Status
unknown
Latency (p50)
—
Uptime (30d)
—
Reliability Score
—
Last Checked
Never
Last Healthy
Never
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
—
Asset Verified
—
Facilitator
—
Input Schema
{
"body": {
"artifact": {
"claimed_canonical": true,
"der_hex": "02810101"
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Output Schema
{
"example": {
"billable": true,
"findings": [
{
"confidence": 100,
"evidence": [
{
"page_indices": [],
"page_url": null,
"pattern": "asn1-der-canonical-layout-claims_scoped_evidence",
"type": "artifact"
}
],
"limits": [
"Only complete operator-supplied bounded test artifacts are processed. No retrieval, capture, contact/raw data/digest/secret output, authentication, trust, security or quality verdict. Unsupported/incomplete/ambiguous input is unknown.",
"X.690 definite single-root universal BOOLEAN/INTEGER/ENUMERATED/BIT STRING/OCTET STRING/NULL/OID/SEQUENCE/SET OF profile; every tag17 explicitly means SET OF. No schema, certificate validation, string types, context tags or BER indefinite lengths. Bytes262144,nodes4096,depth16,OID8192 bytes."
],
"module": "asn1-der-canonical-layout-claims",
"module_cpu_ms": 0,
"state": "observed",
"value": {
"canonical_in_declared_profile": false,
"claim_mismatches": 1,
"max_depth": 0,
"nonminimal_lengths": 1,
"nonminimal_tags": 0,
"primitive_encoding_violations": 0,
"setof_order_inversions": 0,
"tlv_nodes": 1
},
"warnings": []
}
],
"known_count": 1,
"scope": {
"contact_values_returned": false,
"network": false,
"supplied_artifact_only": true
},
"warnings": []
},
"type": "json"
}