OpenTechnical

OT-2026-000086124

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, three stage ejector, 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-2026-000086124) never changes.

Identity and time

Publication numberOT-2026-000086124 · never reused
Internal UUID01a0ae99-e82b-7160-8f34-f79905080a8b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:57.178584Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086124
StatusPUBLIC

Content hashes

Canonical text33fb23bb5e6029868e0782e46cf460443939d5506bf5c2141a284b4f7812c9db
Markdown3758a1c5109c87885c7e08ff1b087e4a3af3726e77356285baf70d571666beb9
PDF
Publication paged7b10e8470c4e0566c580c666cf978bdf83974f73e5bfb2c4514deb59e7a9217
Manifest5f9006b68a2a2f8bb1ae34469e71d93036d66002423ddae9aeaed6d9ac6ef644

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
SignatureahbmabmKMSn8dViz2WK4zbeYSBY9d2FW/oxfUg638kxB8TkCze4Y2J5rxV05Rtdj0VknZNgyhFhEpI/tqmtjAQ==
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

2026-09-17T09:53:46.928499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086124
observed d7b10e8470c4e0566c580c666cf978bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.908542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086124/manifest.json
observed 5f9006b68a2a2f8bb1ae34469e71d930...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.888210ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086124/publication.md
observed 3758a1c5109c87885c7e08ff1b087e4a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:53:46.870398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086124/publication.txt
observed 33fb23bb5e6029868e0782e46cf46044...
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.