OpenTechnical

OT-2026-000016354

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed 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-2026-000016354) never changes.

Identity and time

Publication numberOT-2026-000016354 · never reused
Internal UUID01a0ae6e-2d12-7f54-921a-73570cc57260 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016354
StatusPUBLIC

Content hashes

Canonical text54c81fff8a2cf197a97ee52386efca4cd0c5aedcb3f4a1b67d27a62c304621f5
Markdown16372230518df4f0e8bcdf90e2cb421af7ac983291ce6075fb44472a1b8a3319
PDF
Publication page68c0039eaa3571052f8c5ab04656be93711fd73bc52e9b07d8b16ea197ef6d7f
Manifest69137f4e365e60ea6bfb592593c0fc498c3285c2d7311118297d8ebaa93f78ce

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
SignatureP2sf0ce0//amBzE3KhdAsgh71e++h9eBY7KXb/IxamiiKsmNj2d/5OWYHZoUMyucbEEdX6mjw8hbc7sX9PF9BA==
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

2026-09-17T12:04:25.399859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016354
observed 68c0039eaa3571052f8c5ab04656be93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.381840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016354/manifest.json
observed 69137f4e365e60ea6bfb592593c0fc49...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.363557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016354/publication.md
observed 16372230518df4f0e8bcdf90e2cb421a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:04:25.343614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016354/publication.txt
observed 54c81fff8a2cf197a97ee52386efca4c...
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.