OpenTechnical

OT-2026-000088390

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000088390) never changes.

Identity and time

Publication numberOT-2026-000088390 · never reused
Internal UUID01a0ae9b-5d27-7964-87c5-b2f33869ae7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088390
StatusPUBLIC

Content hashes

Canonical text314fd2750151fc55bf459dffd884b9476f5e58a44a35326a90b91c360eeb7e24
Markdown0df0f290beeeffcb0380998c8c64a11a69e6f768c843f3ac786e4b9139fb336a
PDF
Publication page71b22c14d027852dbee207e6bbbf67759e48276e1fee5acc77cddb36fff10764
Manifestadc570254dd7d0205dea2d9be3ac940a5b58917f8c1465765a5065a6b0971056

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
SignatureoSqE4Df4lg/RbM2JY2dV7vCpjfaknm+C4uOvOwyHHyLvr1KjDNq8Y0TIL4m5tpm30lu2j4ks6LnzyjmxS6c0BQ==
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

2026-09-17T09:48:44.932605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088390
observed 71b22c14d027852dbee207e6bbbf6775...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.913749ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088390/manifest.json
observed adc570254dd7d0205dea2d9be3ac940a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.895635ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088390/publication.md
observed 0df0f290beeeffcb0380998c8c64a11a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:44.876560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088390/publication.txt
observed 314fd2750151fc55bf459dffd884b947...
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.