OpenTechnical

OT-2026-000069584

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000069584) never changes.

Identity and time

Publication numberOT-2026-000069584 · never reused
Internal UUID01a0ae90-b52b-78e1-a923-9484143a010a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069584
StatusPUBLIC

Content hashes

Canonical text647c437ffd5e4e686eb8f42912838c3e494e57fe289547349f2ed6acd6837433
Markdownedc4bf97bd300965d12a7f6eca5e43c47847a35666cef70ad3426b2eaa04f6e5
PDF
Publication page285085d329d2f65a3552cdaba9ebd6feafd80b994cb00a8c8193e46759ddb07a
Manifest7a32d789cd6eec8e1f8093d861949a47cafc36e106d0ccd5532665057d3d81bf

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
SignatureH9q8KgtEDFEZE1nRAbNSfeKtSFmaqbdFvJ7MIngLh31HMNwdZt6M4Pt9bNWIwD8vDEXvnX0rncXX1gC5mPsyDw==
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

2026-09-17T10:30:44.434228ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069584
observed 285085d329d2f65a3552cdaba9ebd6fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:44.358513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069584/manifest.json
observed 7a32d789cd6eec8e1f8093d861949a47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:42.505344ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069584/publication.md
observed edc4bf97bd300965d12a7f6eca5e43c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:42.487769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069584/publication.txt
observed 647c437ffd5e4e686eb8f42912838c3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.464032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069584
observed 285085d329d2f65a3552cdaba9ebd6fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.446798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069584/manifest.json
observed 7a32d789cd6eec8e1f8093d861949a47...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.430576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069584/publication.md
observed edc4bf97bd300965d12a7f6eca5e43c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:14.414112ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069584/publication.txt
observed 647c437ffd5e4e686eb8f42912838c3e...
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.