OpenTechnical

OT-2026-000095680

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single 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-2026-000095680) never changes.

Identity and time

Publication numberOT-2026-000095680 · never reused
Internal UUID01a0ae9f-fac4-7603-8e54-bc39c3a035fb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095680
StatusPUBLIC

Content hashes

Canonical textaa21578fbb9af4666b83b87b871a02df538208caa1c0e8ccc363e24acc5d4609
Markdownce29d6d62bd057360a2e0e8cdd739928218c89c4add852515d8da95f3aa374ba
PDF
Publication page527a66f97f6a104a84c0b4f93414b10cab95b13705c262d083463e606ff06565
Manifestbe719357d7ff9b8abbed540ccb4f866f88d8dfb0dd5c61a73acbb2508902bc06

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
Signaturee44xMM/2tk9IkC3DLYu77O7OXncXh4YDW8s+GQf8wOoCVN6EOXrfI9h4xp0XZ98kn7T02qTMOqQ8SUXox9DTAQ==
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

2026-09-17T09:35:09.365091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095680
observed 527a66f97f6a104a84c0b4f93414b10c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.347278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095680/manifest.json
observed be719357d7ff9b8abbed540ccb4f866f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.327269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095680/publication.md
observed ce29d6d62bd057360a2e0e8cdd739928...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:09.308347ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095680/publication.txt
observed aa21578fbb9af4666b83b87b871a02df...
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.