OpenTechnical

OT-2026-000086645

Publication integrity record

Two cup vacuum gripper, two 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-2026-000086645) never changes.

Identity and time

Publication numberOT-2026-000086645 · never reused
Internal UUID01a0ae9a-2c98-757d-9068-4aeb51ea9f00 · 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-2026-000086645
StatusPUBLIC

Content hashes

Canonical text95ced06ee4f75e01bbd3d34e80c68b8329b5dfaec68978bfff20fb3cd49b37e4
Markdown0b3e0517983a226a5d94fdbeb84610a0d94b110ebb407a724c3ff7bb401ee7ff
PDF
Publication pageb5b8552d5b62cfd5b25de9b0df9a217890e76c261ea50d6ef6304692476f0b8f
Manifest017bf0390b5ea13268228fe9ec37083a0f3400da1c8b31588d9d01acbb136b7c

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
Signature9nnLtyOU71A5xH9pB4lrgTOGqKMFOUHhs/6IBClnIxAu6M0PUkUslji2JN0JQK00BajlHD/EOJs/CYJ0suMwCw==
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

2026-09-17T09:52:30.189609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086645
observed b5b8552d5b62cfd5b25de9b0df9a2178...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.171620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086645/manifest.json
observed 017bf0390b5ea13268228fe9ec37083a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.154759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086645/publication.md
observed 0b3e0517983a226a5d94fdbeb84610a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:52:30.136249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086645/publication.txt
observed 95ced06ee4f75e01bbd3d34e80c68b83...
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.