OpenTechnical

OT-2026-000097278

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000097278) never changes.

Identity and time

Publication numberOT-2026-000097278 · never reused
Internal UUID01a0aea1-01ca-76a4-8580-b2042f0430f3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097278
StatusPUBLIC

Content hashes

Canonical textc93dc813d758af19a5a938a55c11c8e6cbf0b356578e932f6306e3b36ef89bb5
Markdown5bd68bd6d1352224043084ed51d97d8a2d29bd070d3a8ec9bc454e23bc43e623
PDF
Publication pagef1a3cdcd60b49428651d36aac4e201bac245ffb7e6fb6deb858531881aa30e72
Manifest59d1be6d252e85374c15c579187bc0ff030572d5cdf55f7e788a567f174d3074

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
SignaturehwKXqXJ0kFSFpjH4N6zWfggLq5OkjOCwNpGvo1WU5SEuwLLBvDGMjOfpusQOvKqRU7pLDM/lDpBSUdrQ6RSwAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:33:32.379642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097278
observed f1a3cdcd60b49428651d36aac4e201ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.363057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097278/manifest.json
observed 59d1be6d252e85374c15c579187bc0ff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.344722ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097278/publication.md
observed 5bd68bd6d1352224043084ed51d97d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:32.327745ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097278/publication.txt
observed c93dc813d758af19a5a938a55c11c8e6...
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.