OpenTechnical

OT-2026-000063161

Publication integrity record

Six 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-2026-000063161) never changes.

Identity and time

Publication numberOT-2026-000063161 · never reused
Internal UUID01a0ae8c-94aa-7c84-8d08-f505d2abc6dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063161
StatusPUBLIC

Content hashes

Canonical textd8c6c7ef3e3e88e879b619f37fa3e34d7ba7bc4c9b46b644d8454b0cfc54f52f
Markdown32564b45d88bc7fb373e8386c4488c0f6a073673c8c355f338a665b19bfa83c0
PDF
Publication pagef58adebaeec35d03bd49fcc1e66646f4cd3e5e40fcae0472aef9302dadebf89d
Manifestd6d67bbd96d7cf2ebf9ab622fb01e25a466b434a587dfb6c540187c085414769

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
SignatureNB+hTmzr58F9+Hgk/93SuXbnXSoXuVnNMJMmMsBQrhk7Qb22XaTAPGNpJ6VjbKAt2lBGrmiw+2bL89DdDqtBAA==
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

2026-09-17T10:38:57.000924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063161
observed f58adebaeec35d03bd49fcc1e66646f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.984073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063161/manifest.json
observed d6d67bbd96d7cf2ebf9ab622fb01e25a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.967949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063161/publication.md
observed 32564b45d88bc7fb373e8386c4488c0f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:56.948406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063161/publication.txt
observed d8c6c7ef3e3e88e879b619f37fa3e34d...
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.