OpenTechnical

OT-2026-000064611

Publication integrity record

Foam pad vacuum gripper, four zone face, single stage ejector, pressure sensor per zone, 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-2026-000064611) never changes.

Identity and time

Publication numberOT-2026-000064611 · never reused
Internal UUID01a0ae8d-deb8-75c3-9377-a27cf22ddbdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064611
StatusPUBLIC

Content hashes

Canonical text33f93a0c0342c8e331c305aadbb1d39a542fdbff4cad873a44a089e43b4d170b
Markdown11cf69b69f142404de3c421acacbe53d2e0583b0f686f5373502f108b999284d
PDF
Publication page65517445ca1f810b8f362d864adbb6b09cea4c583f1e9a2c88570f16719695e3
Manifest8d765235ba2ab6a0c7c9ea66bf2bcc3ed63f155b0f7d204b45b34d0b9b9f3991

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
SignaturexJgAOavL+UMcqtdq7IaljosD1z0CvZFtP3THpbCuqh4bFDMWokQioWusEHXhVTYJ//qTEaQjxWPVlX7pRlrhBg==
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

2026-09-17T10:35:23.227800ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064611
observed 65517445ca1f810b8f362d864adbb6b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.211353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064611/manifest.json
observed 8d765235ba2ab6a0c7c9ea66bf2bcc3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.193384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064611/publication.md
observed 11cf69b69f142404de3c421acacbe53d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:23.177550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064611/publication.txt
observed 33f93a0c0342c8e331c305aadbb1d39a...
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.