OpenTechnical

OT-2026-000086750

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, sustained 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-2026-000086750) never changes.

Identity and time

Publication numberOT-2026-000086750 · never reused
Internal UUID01a0ae9a-2c99-7a39-b2ba-d01e11d34f57 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086750
StatusPUBLIC

Content hashes

Canonical text572957f03e6be0c50882a06bd9f282729d202501653eb4d1a6a3058aa42b3f58
Markdown3e9560c0251d0035202f2b18d0cfa7370a3ac27fdacc6ec24ff21d9ad19f9e22
PDF
Publication page2795e6eb83240fdf9832787dacd7e70b2fd0b2fbe1efbe66c4f9d92ce38fd454
Manifest80636c4d3bf7f30300a3651f23b4a9a3abac391010e3dd8864a2ee12b1779dd4

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
Signatureqj6WwUuIqO1nlqJHFWQ6sK5jXqu5er7GhP/APS4NseKea+vGvnxTYb80YGqJfkrEL217r23zLglWo1p+EZgmBw==
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

2026-09-17T09:52:37.985841ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086750
observed 2795e6eb83240fdf9832787dacd7e70b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.968160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086750/manifest.json
observed 80636c4d3bf7f30300a3651f23b4a9a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.949013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086750/publication.md
observed 3e9560c0251d0035202f2b18d0cfa737...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:37.932041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086750/publication.txt
observed 572957f03e6be0c50882a06bd9f28272...
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.