OpenTechnical

OT-2026-000016667

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, two stage ejector, 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-2026-000016667) never changes.

Identity and time

Publication numberOT-2026-000016667 · never reused
Internal UUID01a0ae6e-5918-7e7b-b48a-61320c3a2807 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016667
StatusPUBLIC

Content hashes

Canonical textdba2893046299c2797ef97538aa374957cda55916ad3355bc6e3d6c455859e7c
Markdown09d6be8b3a18ce164c1847f9d5628f3d41314e51e988e6d6dc8e349de393c114
PDF
Publication pagee82300bc8458d8f227e40d21e911bf210f18f6fa12d8cb3a7a23c270b0ce3419
Manifestc4af2d4a5960d5d658284c8b6c6f3c50299fbf222ef69927f0b12b95f97e1fc1

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
SignatureibV2i/hjgOsEf8rKdo0DyW+63QGQSNshNA0m5fo+oXeSspmcaePf7kHCHk8kCHpIWjcHZs8eeY3Bk0w0Sdz9Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:52.945906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016667
observed e82300bc8458d8f227e40d21e911bf21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:52.926150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016667/manifest.json
observed c4af2d4a5960d5d658284c8b6c6f3c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:52.907213ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016667/publication.md
observed 09d6be8b3a18ce164c1847f9d5628f3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:52.889366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016667/publication.txt
observed dba2893046299c2797ef97538aa37495...
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.