OpenTechnical

OT-2026-000064460

Publication integrity record

Single bellows cup vacuum gripper, two stage ejector, supply line pressure sensor, sustained blow-off after 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-2026-000064460) never changes.

Identity and time

Publication numberOT-2026-000064460 · never reused
Internal UUID01a0ae8d-a461-77d6-acdf-d175a51e7895 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064460
StatusPUBLIC

Content hashes

Canonical text9552989a1070e4253746364a39c32f96256024ebc0c5fc8cc77edee00ccfc850
Markdown55b965ae78ea247ec367e9da3e33f2f94bfe00f56e65eb56ea6bcee96f7de2dc
PDF
Publication page4ff35d6a3d4e6107e22931f7eae3872b8c85dd494f946e00285679371399eca5
Manifestc79a9b87dd3a2b1d4b72f5d641327037d9b69b74725382918c9f7a1af7ad72f6

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
SignaturegeIQpuX+9WaLXqOVKRTNdGebDgwvvHQ+fvkrxRPDn/h7uQKuZDLwew/tECRS+2QhZvo7hjl/Y/IXkiNhaECGDQ==
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

2026-09-17T10:36:39.005322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064460
observed 4ff35d6a3d4e6107e22931f7eae3872b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:38.985539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064460/manifest.json
observed c79a9b87dd3a2b1d4b72f5d641327037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:38.962468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064460/publication.md
observed 55b965ae78ea247ec367e9da3e33f2f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:38.944760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064460/publication.txt
observed 9552989a1070e4253746364a39c32f96...
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.