OpenTechnical

OT-2026-000065598

Publication integrity record

Foam pad vacuum gripper, common isolation valve, three stage ejector, supply line pressure sensor, vented after 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-2026-000065598) never changes.

Identity and time

Publication numberOT-2026-000065598 · never reused
Internal UUID01a0ae8e-46fa-7949-9a53-6f15a17ced00 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065598
StatusPUBLIC

Content hashes

Canonical textd71e3abe66d42e157699ab25e7a41ce4bf89f75a81bf7c8ed3eeff0455f994b3
Markdown8c9d73545146f4919ab4dba68e96b8537c71d0b5787c8618f359fe995e7844aa
PDF
Publication page0c54620878a614e6d9c09ef0eb868c640b841f1f4ffe7705a9762fbd543ceffd
Manifest47f4306e17f5be2b8987337ac8e4605a0ec335b4d158206f8479b846b3a4f40d

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
SignaturecuHgXwSF0w71J2Em/Zy9SzQ8BA7HrJRaF/KDZU7AcQD0AiY4A4IFx0ip3movwnIo/5JD/Wp0eFXYUvpTHPRtAA==
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

2026-09-17T10:33:58.110416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065598
observed 0c54620878a614e6d9c09ef0eb868c64...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.067390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065598/manifest.json
observed 47f4306e17f5be2b8987337ac8e4605a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:58.033830ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065598/publication.md
observed 8c9d73545146f4919ab4dba68e96b853...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:57.998697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065598/publication.txt
observed d71e3abe66d42e157699ab25e7a41ce4...
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.