OpenTechnical

OT-2026-000071393

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, pump fed, 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-2026-000071393) never changes.

Identity and time

Publication numberOT-2026-000071393 · never reused
Internal UUID01a0ae91-e0ed-7850-8bed-81025e0a75cf · 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-2026-000071393
StatusPUBLIC

Content hashes

Canonical texte90a80f5b51806c713fa34449bc5fa640a074d878959e3ca4258a985678d29a4
Markdownd4e9b704e7bc2f4e6e9328659ed3511b614622f01632539c983768a2b9005a8d
PDF
Publication pagea1adb596256b8911c7f18715e2d08705fffdc589828fc2b6072afd0a0af9eabb
Manifest347795629e1f4c2d2465ba941ec1746b2fa0a958179b5f7a83afac97fcb70b8f

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
Signaturejf5uWmcZp4UanjOyWRrZgGQCC3sgs9c5dyVpSIxYYLQzkjnozkXle+6yLFp2HOmm6/mUreLiiUqVwzVeo3aiAA==
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

2026-09-17T10:24:59.661377ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071393
observed a1adb596256b8911c7f18715e2d08705...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.625816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071393/manifest.json
observed 347795629e1f4c2d2465ba941ec1746b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.607596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071393/publication.md
observed d4e9b704e7bc2f4e6e9328659ed3511b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:24:59.568064ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000071393/publication.txt
observed e90a80f5b51806c713fa34449bc5fa64...
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.