OpenTechnical

OT-2026-000065827

Publication integrity record

Four bellows cup vacuum gripper, four zone face, per zone isolation, single 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-2026-000065827) never changes.

Identity and time

Publication numberOT-2026-000065827 · never reused
Internal UUID01a0ae8e-46fb-7dfa-8b8f-52c27a2b0699 · 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-2026-000065827
StatusPUBLIC

Content hashes

Canonical texte6cf0bc07c59657b9ae3111f916ff796bf447e65b1511c94d72e54253ba4b2b0
Markdown25b8c53c452d5d848408b9be4e4a4a90d54143bb2e917508f03c2f6ac6e85a0e
PDF
Publication pageddf10d21e6bf8d151d373f32e11d3163fe4b914c4941da06a47ed66d2dcc468c
Manifest32fce14f2463a6f1748c6894f60b99358e61d8343c8d28db300591bcbb1e2a4e

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
SignatureX4uLD1tdWDpftswvwixWN3F89nvp5K80xXbBPxP4I6mTs7q0nblAqhhyr78tnacoIAqPcvNGHv8Tpq3zTXTyBA==
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

2026-09-17T10:34:16.639548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065827
observed ddf10d21e6bf8d151d373f32e11d3163...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:16.619806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065827/manifest.json
observed 32fce14f2463a6f1748c6894f60b9935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:16.602631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065827/publication.md
observed 25b8c53c452d5d848408b9be4e4a4a90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:34:16.583391ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000065827/publication.txt
observed e6cf0bc07c59657b9ae3111f916ff796...
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.