OpenTechnical

OT-2026-000070263

Publication integrity record

Three bellows cup vacuum gripper, three zone face, 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-2026-000070263) never changes.

Identity and time

Publication numberOT-2026-000070263 · never reused
Internal UUID01a0ae91-545e-79c7-aa17-4dcadd9ebfae · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:35.055348Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070263
StatusPUBLIC

Content hashes

Canonical text1e79688c2c900bbb13090083007c5eafa4bcee681303ea9107ede93b8dd02e25
Markdown16d631c9a925aeca3b5bc2f171a1ed80e7bec97e880f09ff8225341d9df4b4b8
PDF
Publication page40613c9c4c0f99d34c0116328603de4485c6dd91a89a9ae5435afbefcdc3d6bd
Manifest875fdc55820dbdbffa5cc0d966e2ca2cdd6062bfb2264fb7f5184efb858f86d1

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
Signature/AYYaW9f8TrwJky4DxsXc+R6AlXMHDOvww4W7EfFgoEQv7gX+Yp4QxvNmm4KaFFGseywttaFspD8vaASYAtIDQ==
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

2026-09-17T10:26:02.612297ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070263
observed 40613c9c4c0f99d34c0116328603de44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.594886ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070263/manifest.json
observed 875fdc55820dbdbffa5cc0d966e2ca2c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.578493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070263/publication.md
observed 16d631c9a925aeca3b5bc2f171a1ed80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:02.562370ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070263/publication.txt
observed 1e79688c2c900bbb13090083007c5eaf...
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.