OpenTechnical

OT-2026-000005311

Publication integrity record

Bellows cup vacuum gripper, six outlet manifold, two 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-2026-000005311) never changes.

Identity and time

Publication numberOT-2026-000005311 · never reused
Internal UUID01a0a935-0d04-7b24-9f65-62fd91b2b4df · UUIDv7, RFC 9562
Publication timestamp2026-09-16T07:53:41.383859Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000005311
StatusPUBLIC

Content hashes

Canonical text3dfbd7d43e3537caee480e2c724ea75528a0b8358635ea975b11b7c2604ea997
Markdown5c2683cd60c6e744c99a836b907471f921f0fa79f51bbd06bf13ef9a8290a5d1
PDF
Publication page08fbbfc9acf98e5759dfc4026c8e5b5f7b2613a69924f8ea1eedf59030311931
Manifestf679d302c4fb2d2aad49682fdf8f638e8b130d375b591f1900d35792c04b4ee4

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
Signature/a2jvad+AEQjDmUOJyMija69tH/iP6wL41i7ZIshY/FHpoqVbMGEsuUkk0F2IplBqYr5/QKN8FLPpV1ZPGWXDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:07:02Z
batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof
root 8f13af7374aef42943b7bbe6a279c57a...

Independent retrieval

2026-09-16T08:00:23.960687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005311
observed 08fbbfc9acf98e5759dfc4026c8e5b5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:23.942121ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005311/manifest.json
observed f679d302c4fb2d2aad49682fdf8f638e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:23.928724ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005311/publication.md
observed 5c2683cd60c6e744c99a836b907471f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:00:23.915820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000005311/publication.txt
observed 3dfbd7d43e3537caee480e2c724ea755...
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.