OpenTechnical

OT-2026-000070893

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000070893) never changes.

Identity and time

Publication numberOT-2026-000070893 · never reused
Internal UUID01a0ae91-8c2d-742d-8a5d-d1d732c0e336 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070893
StatusPUBLIC

Content hashes

Canonical text85d78815e684c7d411c5a7d96f32a543c8dd9c8fc0fe3b967ed772391e21717f
Markdownffc9b6a7a7955dfcc6005f74675d250d81d8cc50b2b5bb84ede639218593c669
PDF
Publication page227592cac60a6dce7718078a44fc7a8d7b23b82052c4bd629f1faa95ab4e8fa0
Manifest13cc72989d27daace3ee0a75984dd3f0bd559357ae24cdb7bbd6db0a46dc287e

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
SignatureMVkOZV4uaRMH1Xm4gbcFLIDYUtB2RW2QIUXeuwExpVQ5wJaMgn+9GC6MFEwJ6vR8bK5zvzzyBEma5op9LwT6Ag==
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

2026-09-17T10:25:43.225600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070893
observed 227592cac60a6dce7718078a44fc7a8d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:43.207002ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070893/manifest.json
observed 13cc72989d27daace3ee0a75984dd3f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:43.189851ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070893/publication.md
observed ffc9b6a7a7955dfcc6005f74675d250d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:43.172104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070893/publication.txt
observed 85d78815e684c7d411c5a7d96f32a543...
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.