OpenTechnical

OT-2026-000065523

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065523) never changes.

Identity and time

Publication numberOT-2026-000065523 · never reused
Internal UUID01a0ae8e-46f9-7bfe-81e6-c657004e5c0f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065523
StatusPUBLIC

Content hashes

Canonical textd991a4944da7474c898404a11e90f4ad9dc4f69d2fc0f926160bdba64bb08d5c
Markdown3c7ead0d590ea0b5a1154a32fdf6e966891f91a163b88f9be03dc0927d2291a3
PDF
Publication page2c7edc7d560cca425b9901ba84a2edc87ccfc8b203b434e60db4699725e43f4d
Manifest0c02954d21569a2fad2091f02fd43d55530b41dd825c6cc5ac4581ec4cf67026

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
Signaturem2yI6qfAr4CgJ+OcIiMHnhKaJrIekEqk07HaxNj1uXLQjyxZk6xV9jYCyg0XqqpaJTqyQnZ7J2oAFTqbJXyICQ==
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

2026-09-17T10:33:49.226824ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065523
observed 2c7edc7d560cca425b9901ba84a2edc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.209040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065523/manifest.json
observed 0c02954d21569a2fad2091f02fd43d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.188529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065523/publication.md
observed 3c7ead0d590ea0b5a1154a32fdf6e966...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:49.168967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065523/publication.txt
observed d991a4944da7474c898404a11e90f4ad...
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.