OpenTechnical

OT-2026-000092650

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, single 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-2026-000092650) never changes.

Identity and time

Publication numberOT-2026-000092650 · never reused
Internal UUID01a0ae9d-b5ff-7d6d-b1cf-f70a73efb489 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092650
StatusPUBLIC

Content hashes

Canonical text96e234fd0ba86e341ca7ea01e80e05c53a5cd75d26bcbd3343aff850a405a610
Markdownf9da25fb1b10ab30823822a111d92339422a19b066ff6994b9ab7da579530c51
PDF
Publication page42cd530023501cb96faa908095fd6a26f00c1022235aedfaaa6d9e6da4cd6b0e
Manifest88ad603acacf7155c5711e6c220d6f6bdf540806f7abb623e6858258723508bc

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
Signature+h4Dh7OkhaVytQKO86rfN2cCaxBNyB0+nBgYaeDRNfpXD0BxsAlSqAP43DSVhLRcjmdB28qQ6mQuddVgfn91Ag==
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

2026-09-17T09:41:15.311292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092650
observed 42cd530023501cb96faa908095fd6a26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.294541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092650/manifest.json
observed 88ad603acacf7155c5711e6c220d6f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.276942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092650/publication.md
observed f9da25fb1b10ab30823822a111d92339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:15.259936ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092650/publication.txt
observed 96e234fd0ba86e341ca7ea01e80e05c5...
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.