OpenTechnical

OT-2026-000027082

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold 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-2026-000027082) never changes.

Identity and time

Publication numberOT-2026-000027082 · never reused
Internal UUID01a0ae72-3453-7592-b60e-364ec592dc2b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:35.358864Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000027082
StatusPUBLIC

Content hashes

Canonical text7e7d4fa60f9698a3dc1ff273f876d10c2870ad83b47a94726e0366d51dce1657
Markdowna03c42c0c61fe105088a6f5466b4d88934ef4f1fec075ade9c8a7fc1708a4a36
PDF
Publication pagef34655a17ec4b34e3c6f797cb9db0303bd1048f8b502b4d9c27a4884438b906d
Manifest68f6f9f91e239656ccb9548af9f9ffc9522f7d323d314ca0a05dfee93d725932

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
SignaturezX36QBLs6+w/iv6DFkmhkn3B73xmylxAMbcBNZgc+CUfsRpz3OealOMvMFs8FiQqfRDjFuCTJbe/fAVHrHBXDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:43:50.816493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027082
observed f34655a17ec4b34e3c6f797cb9db0303...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.800019ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027082/manifest.json
observed 68f6f9f91e239656ccb9548af9f9ffc9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.782437ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027082/publication.md
observed a03c42c0c61fe105088a6f5466b4d889...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:43:50.764432ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000027082/publication.txt
observed 7e7d4fa60f9698a3dc1ff273f876d10c...
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.