OpenTechnical

OT-2026-000093280

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000093280) never changes.

Identity and time

Publication numberOT-2026-000093280 · never reused
Internal UUID01a0ae9e-0911-7221-8552-e4a70ced69ee · 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-2026-000093280
StatusPUBLIC

Content hashes

Canonical text292c239aa4dcfd553b507928804ee97835badfdf8b1c14b73cf9c525af3e5c78
Markdownf11738b016bbf1301a1277b3970c3be948333038043633ba9ee6e99a99b510ba
PDF
Publication pagee5e376309dcd54116ddb7745d7bea94f0464c7b253f01f7bffbad7962eddd17b
Manifestcf49752fb896e60921a6897cc71cf2c61326a4e169fa40b8c94392cd353688e4

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
SignaturedsEgzhme/JzEnUNdwN5iBmGQ2t4MXhG602jYm83wVyOYRNh4u+JmIYD20fhGFj6+4W2jjEusr/8gugsq8k12Dg==
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

2026-09-17T09:40:39.125927ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093280
observed e5e376309dcd54116ddb7745d7bea94f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.107694ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093280/manifest.json
observed cf49752fb896e60921a6897cc71cf2c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.081996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093280/publication.md
observed f11738b016bbf1301a1277b3970c3be9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:39.060923ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093280/publication.txt
observed 292c239aa4dcfd553b507928804ee978...
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.