OpenTechnical

OT-2026-000064289

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two 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-2026-000064289) never changes.

Identity and time

Publication numberOT-2026-000064289 · never reused
Internal UUID01a0ae8d-a460-7084-b6da-e7d7a22ae5c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064289
StatusPUBLIC

Content hashes

Canonical text9aef918ccb66f0266f9205eef3f348359e4d123592389eb795c3237118d9e839
Markdown7a8ab197a3f4c0596cad5441b532b19bcc9edc369cc0c7be83f0b02a64dcf758
PDF
Publication page2abbe78615487422f5684ab9570f28dc7e22cba641075081099d73ad996231ac
Manifestf22fc11b5916c86880087455834c7a2bf50591bc5e3ba57d7d07dc7f2e952157

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
SignaturelLb6O4lYcV/jjHsYm70OXFljWIocXSmSVFeX7Cwc9eJvnQMO/YWcMelSP40R4GRftmjgpvpHtRDmk6v+Z4pFBQ==
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

2026-09-17T10:36:25.958438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064289
observed 2abbe78615487422f5684ab9570f28dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.938710ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064289/manifest.json
observed f22fc11b5916c86880087455834c7a2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.919551ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064289/publication.md
observed 7a8ab197a3f4c0596cad5441b532b19b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:25.901508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064289/publication.txt
observed 9aef918ccb66f0266f9205eef3f34835...
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.