OpenTechnical

OT-2026-000015379

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000015379) never changes.

Identity and time

Publication numberOT-2026-000015379 · never reused
Internal UUID01a0ae6d-ef49-7d52-a82f-a30e72b2b5d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:55.421510Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015379
StatusPUBLIC

Content hashes

Canonical text776bd9a230cd1ebffe21ae1b2b191dd42bb9eaee23b9406657a75dfe0f539891
Markdownf9737a59b8aafa98a6ef9262615ac5c0f513a9320de94de372078b172dd6893e
PDF
Publication page96936f2aee26ab3ff89f7fb3f5d55f42ba46d4e0cb213fb7e60327183448574b
Manifest98a411eba9b459198cb21bf6ad165457cfeb19c14bda6bf80c777c91c152c5e2

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
Signaturee5oc7JLoD4cyEUN91/RjBw4IduOIxXWZXPefLKwVS/gCxz2LxvmNneV2RzrSHv7W5QS8GBHjD9SDPgYk3JoyCQ==
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

2026-09-17T12:06:05.739686ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015379
observed 96936f2aee26ab3ff89f7fb3f5d55f42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:05.720943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015379/manifest.json
observed 98a411eba9b459198cb21bf6ad165457...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:05.702215ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015379/publication.md
observed f9737a59b8aafa98a6ef9262615ac5c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:05.683512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015379/publication.txt
observed 776bd9a230cd1ebffe21ae1b2b191dd4...
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.