OpenTechnical

OT-2026-000076195

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, single stage ejector, pressure sensor per zone, pulsed 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-2026-000076195) never changes.

Identity and time

Publication numberOT-2026-000076195 · never reused
Internal UUID01a0ae94-6a6f-782f-8f45-385e6593f2aa · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076195
StatusPUBLIC

Content hashes

Canonical text1b50258c0a48254719637d08d72669bec68822da8dab9260579d8f66dfc3d333
Markdown98d2948aac066ac89daee314b37cdad870297933c99670394b1fabb07aa8a7ae
PDF
Publication page35ea686024db2130166d365fa602335e93e4b3c74a7b2e18f5aa89d704faf165
Manifest77c2e8f7f417039fd0d9a91b83aca9dfc88c14943221deb9f13c32f3e870d5d9

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
SignatureV0twGQ/Z1waBXTMw0w30NsOEqqb/R3Eum1+eFVFKJVaiRaBJnyNYR6bAIbFx89XVRy0zVu+AY7chl4uGtChMBA==
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

2026-09-17T10:11:31.453462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076195
observed 35ea686024db2130166d365fa602335e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:31.309592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076195/manifest.json
observed 77c2e8f7f417039fd0d9a91b83aca9df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:31.290346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076195/publication.md
observed 98d2948aac066ac89daee314b37cdad8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:11:31.271897ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076195/publication.txt
observed 1b50258c0a48254719637d08d72669be...
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.