OpenTechnical

OT-2026-000079919

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, sustained 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-2026-000079919) never changes.

Identity and time

Publication numberOT-2026-000079919 · never reused
Internal UUID01a0ae96-4377-7991-9f13-7c6ddaf6bc3f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:58.480954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079919
StatusPUBLIC

Content hashes

Canonical text6fe517c194929418634e5644517452b23b2b32e4ee8f24dc17f6b01a962aba01
Markdownb268904c7a7d1a0d4d4530093b63e3c34fd4a7e2c183a908d74fa5621fff95a5
PDF
Publication page89876752be0f5216f2606b5fd12d0a60ebe8dfd06d70be0ac78c17ff305a62d7
Manifest11113970cd5208ad795f62f4e65d541e0b3d8e1a1e54b8324982b35066131147

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
SignaturePffZ0c7JAxlztcmJDQsuM6ZIe8YQ/bYoKgz+NXmRZRzKc0rXDQoGA2l1jEt8FZ24isFM7GuKc4LLNzNCNBDZBg==
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

2026-09-17T10:03:49.288512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079919
observed 89876752be0f5216f2606b5fd12d0a60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.270811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079919/manifest.json
observed 11113970cd5208ad795f62f4e65d541e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.252943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079919/publication.md
observed b268904c7a7d1a0d4d4530093b63e3c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:03:49.234953ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079919/publication.txt
observed 6fe517c194929418634e5644517452b2...
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.