OpenTechnical

OT-2026-000066280

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000066280) never changes.

Identity and time

Publication numberOT-2026-000066280 · never reused
Internal UUID01a0ae8e-8dc4-7d33-8158-068e8851b5cc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066280
StatusPUBLIC

Content hashes

Canonical textb47194cf60122d724f177385493b51173a3c363dee0eba5f34d728dab637a07e
Markdown30940c8a3b9bd6e1517f5253e4fca37489abbc4dc137bcbbb98196fbd8110658
PDF
Publication pagef0fa66a9fe881a5ef4eae7fa4503d885fbd08ff5f964b7f6778650a7dfc92ad0
Manifestf87c7460140101156a6f4145388cf4dbf83b45d20de393494319bf00edea5639

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
Signaturena+LSPAu5b0lmCYNyzASuj+pNS0BDbqwOvK1zFTZWRA8AJYtNX4Nlb7ji1a4kuuXI6yEw3DU+EqrHVhE6b0GDA==
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

2026-09-17T10:33:27.535414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066280
observed f0fa66a9fe881a5ef4eae7fa4503d885...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.517883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066280/manifest.json
observed f87c7460140101156a6f4145388cf4db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.500232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066280/publication.md
observed 30940c8a3b9bd6e1517f5253e4fca374...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:27.480483ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066280/publication.txt
observed b47194cf60122d724f177385493b5117...
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.