OpenTechnical

OT-2026-000093016

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093016) never changes.

Identity and time

Publication numberOT-2026-000093016 · never reused
Internal UUID01a0ae9e-090f-711a-bd44-927ab7f92601 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093016
StatusPUBLIC

Content hashes

Canonical text34867b8eb9b655b5c58352463ba76a1bbdb856bd86b27d6d083163d9a15658fe
Markdown37c744f83129b7f54c52a60eef111271f4569553eb5e3ffd2593cf7fae29b3f6
PDF
Publication pagef15b9eda86ab6fceb2bd489313eac72f438fa95361d91be5cdb1ea9573191a0e
Manifestb293feaefaa1027b3ae20e40440a24621d16dc24327d10644ca5508f5b196a2f

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
SignatureeWm6KUu6aTprawZZYWBnN1tQFORi6N/9hBLuPZUFl6cVzoG9ZMSrk691aruuPKIyS8FszsmFs3FyYEKwQjDNDA==
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

2026-09-17T09:40:13.534430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093016
observed f15b9eda86ab6fceb2bd489313eac72f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.517871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093016/manifest.json
observed b293feaefaa1027b3ae20e40440a2462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.499981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093016/publication.md
observed 37c744f83129b7f54c52a60eef111271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:13.484509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093016/publication.txt
observed 34867b8eb9b655b5c58352463ba76a1b...
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.