OpenTechnical

OT-2026-000085373

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, two 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-2026-000085373) never changes.

Identity and time

Publication numberOT-2026-000085373 · never reused
Internal UUID01a0ae99-aaaa-7020-9c52-8829ae1c702b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:41.564662Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000085373
StatusPUBLIC

Content hashes

Canonical text8d662040e5f1361dd172963c95d839c61dad24cb6be185061e5468aaadf4ad21
Markdownbef354a7ee101f4146bc812a6dac828e754fa6593be702c2787ac6e27a78b91e
PDF
Publication page9f51634df46eb8a9aa879bad9dc3b515e98d776bc07b539f49d1ddd4cbf01cb3
Manifest4b8fd591781ae452eeb234de39e8b6d735c450823eaf4315c072fb891e4a8f03

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
SignatureIklCiQF0dLBaOdNzzIeOzZ8YawKPhB7bEte0kcY6n5PzS3OZwuNQPxUjUrKpQrT2t3HKw2tLqDKELPMn71SmBA==
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

2026-09-17T09:54:07.866160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085373
observed 9f51634df46eb8a9aa879bad9dc3b515...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:07.845893ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085373/manifest.json
observed 4b8fd591781ae452eeb234de39e8b6d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:07.824169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085373/publication.md
observed bef354a7ee101f4146bc812a6dac828e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:07.802282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000085373/publication.txt
observed 8d662040e5f1361dd172963c95d839c6...
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.