OpenTechnical

OT-2026-000065227

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pressure sensor per zone, pulsed 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-2026-000065227) never changes.

Identity and time

Publication numberOT-2026-000065227 · never reused
Internal UUID01a0ae8e-1dfa-78bd-b9b1-d770fb75afe9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:04.519862Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065227
StatusPUBLIC

Content hashes

Canonical text155a8117452a221e562f32ba4071cd98bb49945b80d9f5780313b696a426024c
Markdownd462a5dac6f71af4f0ac81dd1d2be3f1095c45989f401acbfa184cc47b7514cb
PDF
Publication pageb9f363cb2c1d83bac3e92099280a8b732edf4f61767756b655554b0f97ff456a
Manifest88df7a47e1781736d3b2a3ced94ece70062f081683bb22cadcb3eacd07a8676b

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
SignaturexS25h90EnwBBgFEzMKPwSIiJWVNw1/aUqIUatAY5g3sFsnQkn2qFKWQ52sXxqPpTxUKjvLT8pJ/y0byoNbsKDA==
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

2026-09-17T10:35:04.933623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065227
observed b9f363cb2c1d83bac3e92099280a8b73...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.913321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065227/manifest.json
observed 88df7a47e1781736d3b2a3ced94ece70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.895954ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065227/publication.md
observed d462a5dac6f71af4f0ac81dd1d2be3f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:04.876781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065227/publication.txt
observed 155a8117452a221e562f32ba4071cd98...
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.