OpenTechnical

OT-2026-000065631

Publication integrity record

Three cup vacuum gripper, three zone face, per zone isolation, three 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-2026-000065631) never changes.

Identity and time

Publication numberOT-2026-000065631 · never reused
Internal UUID01a0ae8e-46fa-74d1-ad2d-7a4decdfe3a3 · 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-2026-000065631
StatusPUBLIC

Content hashes

Canonical textb3bbdfc47b62bd49aa02762da1768f9afed88e26e7736920f03241d98f5df94d
Markdownc50a896b0c7c914427d2f58364fc44de1221d9445fdee5a97032dc83e830496f
PDF
Publication pagee8fc3ce5e889e6ecdd62fcd5f2debd122853bcc4babecd59a392dfbbe7b65c11
Manifest0c4926dd5a8247bb3b9dd5a7a05f7e5674d5fdf2c1f0056f174ceb838399245f

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
Signature9W4IXUhyUy+o+40NvqbzIr6t7Sk+Gy3m5f6BSV4av8T6tlyMnFeR2WAv95dp20KRbLuayg20a6BlEc1x9lvhCg==
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

2026-09-17T10:34:01.431055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065631
observed e8fc3ce5e889e6ecdd62fcd5f2debd12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.414615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065631/manifest.json
observed 0c4926dd5a8247bb3b9dd5a7a05f7e56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.397371ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065631/publication.md
observed c50a896b0c7c914427d2f58364fc44de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:01.379336ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065631/publication.txt
observed b3bbdfc47b62bd49aa02762da1768f9a...
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.