OpenTechnical

OT-2026-000086306

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, two 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-2026-000086306) never changes.

Identity and time

Publication numberOT-2026-000086306 · never reused
Internal UUID01a0ae9a-2c96-79b0-9870-d593283a1caf · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086306
StatusPUBLIC

Content hashes

Canonical textd016bff2905b180010a9ea6d47a4bb3e9a43db09d341123c346fdab20794f956
Markdown36591ced6933ca0d2581e738ee089692a138f7342de302963166e413a85d4932
PDF
Publication pagef954a8a040f182ee3111c7b1fb5d1da429663e0e247b29793ac3094c8b8c0c99
Manifestcc9163db0a8dbb1daead59f70a36b645435efbb3f6a7a15fda4a794420f4e026

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
SignatureLe5s2WZT7KbTQvRs37fomlKUBNB9/Eu9Vx5aS7QwD3/l9n8T7RgFKRyl03nXJjU3jWhjq0gDXd5fuF7CqoiDBQ==
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

2026-09-17T09:51:59.244131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086306
observed f954a8a040f182ee3111c7b1fb5d1da4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:59.227444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086306/manifest.json
observed cc9163db0a8dbb1daead59f70a36b645...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:59.208477ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086306/publication.md
observed 36591ced6933ca0d2581e738ee089692...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:59.178043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086306/publication.txt
observed d016bff2905b180010a9ea6d47a4bb3e...
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.