OpenTechnical

OT-2026-000069011

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three 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-2026-000069011) never changes.

Identity and time

Publication numberOT-2026-000069011 · never reused
Internal UUID01a0ae90-6dcd-7ee2-a7ab-4cdf72569118 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069011
StatusPUBLIC

Content hashes

Canonical textfca4a7a1c33cb0d566966a92ae537ec41ea21e6564122bbe94da0dfff3222039
Markdown98b33e8033743178a4194d6ba40cd464bfdc61cffb753ea22cb06bede6790159
PDF
Publication page37784ec4642d38ddc662094b27c2ef85f14980ab0f4873de11d79b738f09cccc
Manifest2e889f53d7ad41e67376aaf773a44b2533d1e7cec6b1b1e10c0b77fdebb18c9c

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
SignaturerFkqmsDTApGKmyGpcIyhYPW4ObgsVNZuPkXV8jBQZQw/ZpeqBPmASgfNm5/85RC0xKnBPfccA/aFk6i0ux8cDA==
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

2026-09-17T10:28:51.626361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069011
observed 37784ec4642d38ddc662094b27c2ef85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.607162ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069011/manifest.json
observed 2e889f53d7ad41e67376aaf773a44b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.588703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069011/publication.md
observed 98b33e8033743178a4194d6ba40cd464...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:51.557563ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069011/publication.txt
observed fca4a7a1c33cb0d566966a92ae537ec4...
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.