OpenTechnical

OT-2026-000085051

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, 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-2026-000085051) never changes.

Identity and time

Publication numberOT-2026-000085051 · never reused
Internal UUID01a0ae99-43b8-768c-800b-76723d414a86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085051
StatusPUBLIC

Content hashes

Canonical text288f9b7f1d9b9e9d2d902d6ca5081dcb5a531b5bae8b36717163819ba9a4a674
Markdownab40b77a35a9d024ece8e38a7efc9a6aeb90f2c9da56e05d3187e649b17c216f
PDF
Publication page069517a7b532f27794c0106731e77ce7a1f5b88fdd0b047230d2b3965102bca8
Manifest1ddcf92c5457691148c8db4bbf207c762bb4b1a1de6addeb8aaef870d167eb06

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
SignatureXlCSXWuSYp1UUlbdiFeR4hEn8RPVMvU53Pa979nYtbZU5CLE52NtCalhvkzr8jkWzKn0w0XVnvzJnJY4UKWBBw==
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

2026-09-17T09:55:04.240143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085051
observed 069517a7b532f27794c0106731e77ce7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.219536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085051/manifest.json
observed 1ddcf92c5457691148c8db4bbf207c76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.199831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085051/publication.md
observed ab40b77a35a9d024ece8e38a7efc9a6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:04.181778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085051/publication.txt
observed 288f9b7f1d9b9e9d2d902d6ca5081dcb...
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.