OpenTechnical

OT-2026-000069765

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000069765) never changes.

Identity and time

Publication numberOT-2026-000069765 · never reused
Internal UUID01a0ae91-185f-71d7-9754-1aeeec4ed960 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069765
StatusPUBLIC

Content hashes

Canonical text46a5269f4edefe8da1f6dd8463186dd46cff09e8f6ee9dd1b6af9ce3ca09abb8
Markdown0f3611af7dbcc1cf743ed05e03f1ab3c2fb4484e928417f89189e0ea9ff68385
PDF
Publication pagef63ccc277519d22d729e014049bc0e591fd5909811f9f942633cd0b4d65e78d9
Manifestae4c9ab504d63c24171ffb68e4ab2bdca81a8575e5ef700b77f0e4fd3efb9cc9

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
Signature5EidoYMz5ppuA5UYVU9zR0t2WoYWAfwjcAqb2EZN8h4LyYncvyAHJ20Uy4OMWyuHy9xLOtFAkq1Xoi+p1wlLDQ==
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

2026-09-17T10:26:35.328024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069765
observed f63ccc277519d22d729e014049bc0e59...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.311884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069765/manifest.json
observed ae4c9ab504d63c24171ffb68e4ab2bdc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.293877ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069765/publication.md
observed 0f3611af7dbcc1cf743ed05e03f1ab3c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.274408ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069765/publication.txt
observed 46a5269f4edefe8da1f6dd8463186dd4...
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.