OpenTechnical

OT-2026-000088101

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000088101) never changes.

Identity and time

Publication numberOT-2026-000088101 · never reused
Internal UUID01a0ae9b-1aa7-797b-97f7-304eeaf67932 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088101
StatusPUBLIC

Content hashes

Canonical text117761d6aca0a2b662e988051e6885ef061d9a99e6edb9cdfe0365047985843b
Markdown44d089fbf0a514fd61689931bac9fa7d32144806a655f150492347b13d4366e1
PDF
Publication paged5a7aa39fe722d1e5278fffe6b5e5a8cf74af9f137e44a0d4a02cbc5fc74e94f
Manifest758fdacb843142b1c314b247199137e74038ade2bed3672a42022ddf45e5cab6

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
Signature1y0qBJeIDEmirjLqM7ia3ZBc2E0zGY2iSqKdgyI0sEJSKoBA+BVdQUPLTajDIiQozOZ/fLMX2/7EOPz6EaPuDA==
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

2026-09-17T09:50:06.934219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088101
observed d5a7aa39fe722d1e5278fffe6b5e5a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.915780ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088101/manifest.json
observed 758fdacb843142b1c314b247199137e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.896796ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088101/publication.md
observed 44d089fbf0a514fd61689931bac9fa7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.878883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088101/publication.txt
observed 117761d6aca0a2b662e988051e6885ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.065849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088101
observed d5a7aa39fe722d1e5278fffe6b5e5a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.045297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088101/manifest.json
observed 758fdacb843142b1c314b247199137e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.027534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088101/publication.md
observed 44d089fbf0a514fd61689931bac9fa7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:06.007928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088101/publication.txt
observed 117761d6aca0a2b662e988051e6885ef...
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.