OpenTechnical

OT-2026-000095764

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, three 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-2026-000095764) never changes.

Identity and time

Publication numberOT-2026-000095764 · never reused
Internal UUID01a0ae9f-fac6-7bbf-836a-7cfa6c85975d · 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-2026-000095764
StatusPUBLIC

Content hashes

Canonical texta930b44a53eb3796a114bf02500d99cea80a74c22508392f0100f24afea25c77
Markdownbd3095a94ecf80f701b2cf060da90e59f759fffa3e322e7a2f8d51e0bfb87d9f
PDF
Publication page9221f8e3ebb6945736df75e1dfd1ae3a3cff8a57ec914d01ca4978b80350453b
Manifest8ddd728f2bb2a9ad44ba514c49071369b25aad02a6d64d35f0c3e31d29733345

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
SignaturedSUlAO3H2Oygauc7o+JZ875vywAMLQmrWNPDm9JSy/cTDMclF/qqx89TQXUU1j+BfNnIjNPcn2zQYdHrHAqeBA==
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

2026-09-17T09:35:20.162570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095764
observed 9221f8e3ebb6945736df75e1dfd1ae3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.144210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095764/manifest.json
observed 8ddd728f2bb2a9ad44ba514c49071369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.124788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095764/publication.md
observed bd3095a94ecf80f701b2cf060da90e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:20.106037ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095764/publication.txt
observed a930b44a53eb3796a114bf02500d99ce...
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.