OpenTechnical

OT-2026-000094963

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two stage ejector, pressure sensor per zone, 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-2026-000094963) never changes.

Identity and time

Publication numberOT-2026-000094963 · never reused
Internal UUID01a0ae9f-2def-7e30-8f49-1504e1f628be · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:07:42.715218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000094963
StatusPUBLIC

Content hashes

Canonical textf84be3b8430534f45b367b1dfb12be50535b52dcb8f0ee37d967bb975e76f0b2
Markdown4f26c64ac77f5261898907d715efb2d659704cca625b2810b44d00d81f4be299
PDF
Publication page1778e7f7771f835c166e4250b697b5f923f11a2fe4a191fa344c2299179d9324
Manifestdedd088d8e002209e1c4d45b2ddac0353dbe0260caf82df7ade1f17589617cc6

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
SignatureDj5JlsCz312H8DncpAMla9FLlb4F/s+t17xd/nY2alvecK52C/2zHiiJgU6sw8/Z6SEPYoPs/nl04Ba2KpCjDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:37:30.503159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094963
observed 1778e7f7771f835c166e4250b697b5f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.484652ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094963/manifest.json
observed dedd088d8e002209e1c4d45b2ddac035...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.465200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094963/publication.md
observed 4f26c64ac77f5261898907d715efb2d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:37:30.446878ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000094963/publication.txt
observed f84be3b8430534f45b367b1dfb12be50...
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.