OpenTechnical

OT-2026-000063067

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000063067) never changes.

Identity and time

Publication numberOT-2026-000063067 · never reused
Internal UUID01a0ae8c-94a9-76f3-a453-63e76548b9d3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063067
StatusPUBLIC

Content hashes

Canonical textcaa53f25e3ed47b3dc6d58e93f9a36977985aeba3ee5805a21854b729e01ee6d
Markdown5422fea4a785d48ac65430293d03d3ea74cf512983d7803c4d8a42c7a940a3dd
PDF
Publication page8fe61a8886fb9b78e1cfd4061e5adb26de50f4a4cf3044dc14a04c2cc7b061c6
Manifest38d329a04fdcb73e247de9e79769d940da1f4033de3c4c796b027087b72b641d

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
Signature3f6xoSpZn4tq1vfabplpB5yM2Jy+Gb8gBS8CfP0tOCURzS5aicOP83a3/kK+KqKguJLYmhpaUCCCyts35EQRDQ==
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

2026-09-17T10:38:50.025459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063067
observed 8fe61a8886fb9b78e1cfd4061e5adb26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:50.007700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063067/manifest.json
observed 38d329a04fdcb73e247de9e79769d940...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.990663ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063067/publication.md
observed 5422fea4a785d48ac65430293d03d3ea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:49.974109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063067/publication.txt
observed caa53f25e3ed47b3dc6d58e93f9a3697...
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.