OpenTechnical

OT-2026-000085150

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, sustained blow-off before set-down

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-2026-000085150) never changes.

Identity and time

Publication numberOT-2026-000085150 · never reused
Internal UUID01a0ae99-43b9-7653-9904-eb72ab09238a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085150
StatusPUBLIC

Content hashes

Canonical text5dc4a3c3c5fe49366930e7eb00c7cebace2be964665dad63bfbed4eec49959f1
Markdownf75fc06f047eae5e30f194687fac05a540722d8853a92314a5ca597ae769eaf9
PDF
Publication page4a5e349b84b9bc8ec75712144968e80008919de083c6ffe24c7a976f4bb32e82
Manifest79e5db4ecb9eeb269f13c2cfc92492dbdf46b255af29239b821dea09d55d14e0

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
Signature26YaVfpcox++YJykpyfU5q/U+cTXJ8AMurJoEKrm+3+AYeMIA1hL26UPpmXBAi1SWCylDH4A6C8CrhP4yAeHCA==
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

2026-09-17T09:55:13.820598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085150
observed 4a5e349b84b9bc8ec75712144968e800...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:13.805650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085150/manifest.json
observed 79e5db4ecb9eeb269f13c2cfc92492db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:13.788555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085150/publication.md
observed f75fc06f047eae5e30f194687fac05a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:13.771301ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085150/publication.txt
observed 5dc4a3c3c5fe49366930e7eb00c7ceba...
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.