OpenTechnical

OT-2026-000069565

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single 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-2026-000069565) never changes.

Identity and time

Publication numberOT-2026-000069565 · never reused
Internal UUID01a0ae90-b52b-7044-ba3c-32fb21796b5f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069565
StatusPUBLIC

Content hashes

Canonical text4a0df478d7a145defc2ac7f37a9ce6d1284812b879f3da351de145e18f200421
Markdown4177e1099b2879e7f5413d1c2198b430cd351363d1445e31a30ec6a8b5b397ed
PDF
Publication pagee641009b39678f2673184e85ae3d67836df35d00dfb98e09484795e742fdeb06
Manifest846fd7e14c17b13c379d7e4217d5bcbac70b131d1cebbb836b059b1d1cd48c67

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
Signature07zNDSWlYXW7YeYRhp5cFL06eA6y4I1FnoZU9MQpVjl00LLudE8Ow9AYHqxI3MkZASQlWTkRg37azWFuonweCg==
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

2026-09-17T10:30:41.085238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069565
observed e641009b39678f2673184e85ae3d6783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.067399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069565/manifest.json
observed 846fd7e14c17b13c379d7e4217d5bcba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.047855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069565/publication.md
observed 4177e1099b2879e7f5413d1c2198b430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:41.028168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069565/publication.txt
observed 4a0df478d7a145defc2ac7f37a9ce6d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.120554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069565
observed e641009b39678f2673184e85ae3d6783...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.101356ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069565/manifest.json
observed 846fd7e14c17b13c379d7e4217d5bcba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.086597ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069565/publication.md
observed 4177e1099b2879e7f5413d1c2198b430...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:13.071838ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069565/publication.txt
observed 4a0df478d7a145defc2ac7f37a9ce6d1...
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.