OpenTechnical

OT-2026-000092919

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, 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-2026-000092919) never changes.

Identity and time

Publication numberOT-2026-000092919 · never reused
Internal UUID01a0ae9e-090f-7ccb-a2eb-4652d6ef4185 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092919
StatusPUBLIC

Content hashes

Canonical text6b766dc992b383755c0fc81bbb2577bb6ac1f3bb1a6ae75d342cbf97dba35867
Markdownd143cca0583d724aa9a688fb1855d6296fa5a77ddc7a0872b0a34c06599f7a5b
PDF
Publication page2b83ce85e7915c1c275e1800b1ebfd41171fc8ad4fc66eccbfac4b2a08d0ad6a
Manifestc77f9cbf2e9e30609bfc2c426a7ae4bc73c8c1ca063e1416c9feef08efd779c7

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
SignatureehLz9VqDF8rhWZ64h/KOAvO4FaVwGroVSiCIIPhA8UC5gGrRyH1zKHWQJdkbgMy/Ygrkv1kkXvotmlDcziqxDQ==
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

2026-09-17T09:40:02.136514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092919
observed 2b83ce85e7915c1c275e1800b1ebfd41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.118049ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092919/manifest.json
observed c77f9cbf2e9e30609bfc2c426a7ae4bc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.097524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092919/publication.md
observed d143cca0583d724aa9a688fb1855d629...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:02.078697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092919/publication.txt
observed 6b766dc992b383755c0fc81bbb2577bb...
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.