OpenTechnical

OT-2026-000003883

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, three stage ejector, pressure verified

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-2026-000003883) never changes.

Identity and time

Publication numberOT-2026-000003883 · never reused
Internal UUID01a0a90b-59b9-7739-ab8e-f9e452331997 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:08:08.507410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000003883
StatusPUBLIC

Content hashes

Canonical text50070156dd6dbda1662212e8e4a97864ffde85f572d8a5c7d57b52ffdfde22bf
Markdownd285d9de12a75b81ec53b4609f923b066a4e61ab208ac1ad5fb09c3371013ac4
PDF
Publication pagec953d34e3ab803f7208dedca7ad5149d8a05f6375a9f48333ad471b3856fd5b1
Manifesta8b920bc5f08afddcba427bfd95d90699835132bbe8a29abf90271586772b683

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
SignatureamJywPhJY8Prw8fIfhgxw7EPaQxx0yX0H03FgTzg/hsBAaKqgWJ+Gn9TitJilMPeq4NxDzYKz+mH0vFWLS7jDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T07:27:02Z
batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof
root aada101caea153fd76622afa3661a5b8...

Independent retrieval

2026-09-16T07:10:14.538485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003883
observed c953d34e3ab803f7208dedca7ad5149d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:14.525486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003883/manifest.json
observed a8b920bc5f08afddcba427bfd95d9069...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:14.509567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003883/publication.md
observed d285d9de12a75b81ec53b4609f923b06...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T07:10:14.494354ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000003883/publication.txt
observed 50070156dd6dbda1662212e8e4a97864...
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.