OpenTechnical

OT-2026-000065751

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, pump fed, 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-2026-000065751) never changes.

Identity and time

Publication numberOT-2026-000065751 · never reused
Internal UUID01a0ae8e-46fb-7e3d-ac5a-2605086d364b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:15.018480Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000065751
StatusPUBLIC

Content hashes

Canonical textb9c0016c0724bb777426e70d00712e27174ac65923b67d598f68d68b811c17bc
Markdown6018c324d07af2eede607d6600672b04a4c5834086833b86f5763d034d1d3d0f
PDF
Publication pagea96fc4da211591a7f3982a0e0ab71d79ee89bf8fa3a6d492403918753728e710
Manifest3059bf2f2da28bb6189413f303264c7adeb4aff1167a7001dae5c1ba2913cac0

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
SignatureysVsXNun3COXFk2hciI0FOTa/I5GWdvc30zPsU5uI26PGkCAWfWgJp0dH7gaS/tNZIvceVddD86uXCAgFdaWCg==
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

2026-09-17T10:34:10.989683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065751
observed a96fc4da211591a7f3982a0e0ab71d79...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.970546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065751/manifest.json
observed 3059bf2f2da28bb6189413f303264c7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.953348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065751/publication.md
observed 6018c324d07af2eede607d6600672b04...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:10.933889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065751/publication.txt
observed b9c0016c0724bb777426e70d00712e27...
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.