OpenTechnical

OT-2026-000068264

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single 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-2026-000068264) never changes.

Identity and time

Publication numberOT-2026-000068264 · never reused
Internal UUID01a0ae90-247f-730d-be2b-94091888808c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068264
StatusPUBLIC

Content hashes

Canonical text0b604c1e32e61c7a4acecdf1326216e263529dede52293649772c6835f3859ae
Markdownc036d2aa0483049055f3ba9973e7c840f79c5102331bb629b735fbdce39ba649
PDF
Publication pageee3f5eb31cdb570a820a279bcabd30037927774082caffea020319f9a917a9c8
Manifestd898852f2794e71678592680dac0961eb088c627caaae16bfc23689a81e5d902

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
Signature81B6x1U83fukvOF1l6JNxIa3cEahAa8cv71wyrMvnTYcwDDGmU4fU4pa02hLbea86YgSzvdrdOwQyT1HN7YVCw==
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

2026-09-17T10:29:17.340529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068264
observed ee3f5eb31cdb570a820a279bcabd3003...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.324530ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068264/manifest.json
observed d898852f2794e71678592680dac0961e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.308874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068264/publication.md
observed c036d2aa0483049055f3ba9973e7c840...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:17.290809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068264/publication.txt
observed 0b604c1e32e61c7a4acecdf1326216e2...
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.