OpenTechnical

OT-2026-000027070

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000027070) never changes.

Identity and time

Publication numberOT-2026-000027070 · never reused
Internal UUID01a0ae72-3453-77b6-96d0-61d40b737bd8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027070
StatusPUBLIC

Content hashes

Canonical text6eb46676aaa232d35ac6dc393b00456bb38fc996679c4927eb03c1e21887a736
Markdownc91bb0cbdc63de91a68a70359d2f1da8aed15f78f20dcd3a6b4875a1f42cdf59
PDF
Publication page6d6b70834e7da61214496151de96725ec5fb6a6b042a9ded6251d82e7d8aa695
Manifest1adcd65d434dd0b499b4b94418455ad430f70788156cb342d8e66dff64b24354

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
SignatureEUvWenJmA+nPIsp+Sm5YWZkdc+UL0RVBXIBx66JXMviYDeEzNxJU+wF2mwL5CM5bSytvjxMhy0eO5Y/PpXmrDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:49.966669ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027070
observed 6d6b70834e7da61214496151de96725e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:49.949996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027070/manifest.json
observed 1adcd65d434dd0b499b4b94418455ad4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:49.933178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027070/publication.md
observed c91bb0cbdc63de91a68a70359d2f1da8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:49.917212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027070/publication.txt
observed 6eb46676aaa232d35ac6dc393b00456b...
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.