OpenTechnical

OT-2026-000071379

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000071379) never changes.

Identity and time

Publication numberOT-2026-000071379 · never reused
Internal UUID01a0ae91-e0ed-7101-b87f-ab9fc62e9d1a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:11.039722Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000071379
StatusPUBLIC

Content hashes

Canonical text9ce7100d58046f67e19fe0be1f56f6f059e71d19c4847900f7f976d2e908ee2a
Markdown2b1162f93ad213137e58644a2b1834f9c0403ddba37541acc1a00d084be1ecbb
PDF
Publication page857733b2bec2af204d9b4dff41638bd24ea4d31075bbd6141773d5409bc4db46
Manifest3538760f53bad46352d188baa1243ec41823fe6d14504cd3252d69da198b6290

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
SignatureqY146v+g7as0mo0PvkLNq8t1x2hgtivz7RakoFf+aURHudCeVslRMBZp6eveOQjPVr1F0Qol8uPjnxQZYP0ZDg==
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

2026-09-17T10:24:59.875382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071379
observed 857733b2bec2af204d9b4dff41638bd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.859626ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071379/manifest.json
observed 3538760f53bad46352d188baa1243ec4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.843708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071379/publication.md
observed 2b1162f93ad213137e58644a2b1834f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.825512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071379/publication.txt
observed 9ce7100d58046f67e19fe0be1f56f6f0...
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.