OpenTechnical

OT-2026-000085253

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, sustained 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-2026-000085253) never changes.

Identity and time

Publication numberOT-2026-000085253 · never reused
Internal UUID01a0ae99-43bb-73f6-b304-025cdb8fe91d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085253
StatusPUBLIC

Content hashes

Canonical textb19723fdb7ef0c65ecc7310567bc7680dda147146c5d1db2733d81004997559f
Markdown6214c9712520ecfe5b62b410f87edde0ea61a2bb9c3822deb787b3b58ea38ea1
PDF
Publication page4e849c8df52586abc851357caaef1882583c860c53f9f1a79a0c81df2ebec3f6
Manifesta90ae85e4a86d259c7dce31e188603fd50bd16fded931fdd9e98c3686640c72e

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
SignatureKUI6mctZIl6bHnEiMsqm1oYa1RE+sJnBOKdtNPVrKKIZH9zOQ3wghyWXxWjKa66nGZhIz2uak7YMC2jbcNjjCw==
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

2026-09-17T09:55:21.417822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085253
observed 4e849c8df52586abc851357caaef1882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.398353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085253/manifest.json
observed a90ae85e4a86d259c7dce31e188603fd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.379396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085253/publication.md
observed 6214c9712520ecfe5b62b410f87edde0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:21.360509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085253/publication.txt
observed b19723fdb7ef0c65ecc7310567bc7680...
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.