OpenTechnical

OT-2026-000062758

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, three stage ejector, vented after set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000062758) never changes.

Identity and time

Publication numberOT-2026-000062758 · never reused
Internal UUID01a0ae8c-6389-7586-8c90-fc16a0c2792d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062758
StatusPUBLIC

Content hashes

Canonical text018e00587d95e31582b9a26e91f02314ded3e2109cb99997592630731b735877
Markdown33fc0b3041137d8182d5660032048b128698a8197b082e44b04f589b8e3bcb4c
PDF
Publication page6cb9830f4a1ead0ef74f3a9525e389595cc598bf5dc7b821da18144c73fd4d7e
Manifest6b1997ce4a03bf5f67de3f83acac8bf0ecea805738f2c09bb40f690c5827b24c

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
Signature9pH0dlUmlZR521/QnK0oaC9BLxMgcxtAyskSq7FXIOnSV5cphBNlLwHA2B0ypAI00orhXeQC8JhuOkepIB/PBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:39:20.430997ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062758
observed 6cb9830f4a1ead0ef74f3a9525e38959...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.412795ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062758/manifest.json
observed 6b1997ce4a03bf5f67de3f83acac8bf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.394716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062758/publication.md
observed 33fc0b3041137d8182d5660032048b12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:20.377867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062758/publication.txt
observed 018e00587d95e31582b9a26e91f02314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.