OpenTechnical

OT-2026-000076169

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000076169) never changes.

Identity and time

Publication numberOT-2026-000076169 · never reused
Internal UUID01a0ae94-6a6f-716c-bfc1-55bdc2a738d0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076169
StatusPUBLIC

Content hashes

Canonical text3d0e71df42fcc8d7107fa27c7dbc255fd539229ec73f99625f52126d6d934caf
Markdownc417e44b33b52f19063d05f443b0fe45cc1006036ad0687a2c145f00df0ec8ae
PDF
Publication paged34a905b1d5887a16576fb841b469d92803e70c7778a4d2698e8c371ab866160
Manifest20849352832e5cade04461909fd403d877e8935fa6beee216389dd3459bb8adc

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
SignaturekBUZi/i5S3f3ymezyd9rztrQsuC3VfOb0rsTVo2SoBnTFKYGUXWU72+q6sSL+WVOc0Ig23iP9aolLR3hCA4nAQ==
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

2026-09-17T10:11:23.954028ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076169
observed d34a905b1d5887a16576fb841b469d92...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:23.808938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076169/manifest.json
observed 20849352832e5cade04461909fd403d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:23.789704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076169/publication.md
observed c417e44b33b52f19063d05f443b0fe45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:23.772673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076169/publication.txt
observed 3d0e71df42fcc8d7107fa27c7dbc255f...
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.