OpenTechnical

OT-2026-000081970

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000081970) never changes.

Identity and time

Publication numberOT-2026-000081970 · never reused
Internal UUID01a0ae97-0f77-758f-8d4f-8e7cece0f6c6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:50.648824Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081970
StatusPUBLIC

Content hashes

Canonical texte8dd918653df671f1210f37c49148e6accb3e8acd3227eaca38aefb946c33076
Markdown06caaf9173405eaf32c0c2531c613ae6216a68252dbe42fb972f5084a80c6fdc
PDF
Publication page79b958ba7ba0486225703127e944b687dc91298db59d8c927b73dfb1f8da32df
Manifestf66b8599a1878aa062e4685a4d3e5ecef7c99afc0fbde5cb63a50388a399d931

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
SignatureqEXsdbBcJ3Cb5syUjBR8Dz14ZtmP7QRnqRIYpctceOmNwlB0v5TegYqP7C8C+TMpmEmFCoYRXs8vhHZv+9MDBA==
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

2026-09-17T10:01:06.515822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081970
observed 79b958ba7ba0486225703127e944b687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:06.499588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081970/manifest.json
observed f66b8599a1878aa062e4685a4d3e5ece...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:06.483724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081970/publication.md
observed 06caaf9173405eaf32c0c2531c613ae6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:06.464787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081970/publication.txt
observed e8dd918653df671f1210f37c49148e6a...
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.