OpenTechnical

OT-2026-000088523

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000088523) never changes.

Identity and time

Publication numberOT-2026-000088523 · never reused
Internal UUID01a0ae9b-5d28-7758-8097-8e0f2d29109d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088523
StatusPUBLIC

Content hashes

Canonical texte9c1653d101179a06bcb1ac598a85eea541ed059f09e4414e7d3067f4004faec
Markdownc1c7ade589cc41e78c84f0d11987435393c9c95920513e6fd8373fb46b22177e
PDF
Publication page2f3f730f49acb7472277e3f1c37cc7042649b7a3e4189999b66bcaad868e2737
Manifest0338550243f0a798900e98b71381a07a15664fd901ab14209a6bf640917ffe3e

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
Signature3h7iWQbcezsoMkx2mdQgW9QucF1X+S2iJl5DuRJTpupn4OzQUDp1vD9xzRWG3oJFfUdtqn6yr9Fu7HgTQh8OBQ==
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

2026-09-17T09:48:55.230865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088523
observed 2f3f730f49acb7472277e3f1c37cc704...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.212682ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088523/manifest.json
observed 0338550243f0a798900e98b71381a07a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.194850ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088523/publication.md
observed c1c7ade589cc41e78c84f0d119874353...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:55.177134ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088523/publication.txt
observed e9c1653d101179a06bcb1ac598a85eea...
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.