OpenTechnical

OT-2026-000069044

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, pulsed 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-2026-000069044) never changes.

Identity and time

Publication numberOT-2026-000069044 · never reused
Internal UUID01a0ae90-6dce-77e0-bc46-4e7e375b54da · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069044
StatusPUBLIC

Content hashes

Canonical text520611151bf039f38adb391f9c78743efaf2f14f583afdff0612d2968b0b9db5
Markdownde87d935f5f17f01862187f4b9f76c26de9ba1d645036f50b2988b73958f50ec
PDF
Publication pagea8a85b195883672b962ff768de8a6d4da6371f5de964ff84004dea437b659b2b
Manifestf94d0c7e815d84f16b515ad12a46c06a7dffb3d1a1a64b715415851d00b995d9

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
Signatured2jnF+x12FNscLtf7lwZ4Y2K24svgl5K1KYyGXBQc1qs1fGjp1oDVyQncnjKAyzCp5DOFWm/41zdpgON4t7yBQ==
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

2026-09-17T10:28:54.223714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069044
observed a8a85b195883672b962ff768de8a6d4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.205775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069044/manifest.json
observed f94d0c7e815d84f16b515ad12a46c06a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.187191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069044/publication.md
observed de87d935f5f17f01862187f4b9f76c26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.169770ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069044/publication.txt
observed 520611151bf039f38adb391f9c78743e...
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.