OpenTechnical

OT-2026-000101353

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, sustained 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-2026-000101353) never changes.

Identity and time

Publication numberOT-2026-000101353 · never reused
Internal UUID01a0aea3-c379-7680-b602-97f319497f4e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101353
StatusPUBLIC

Content hashes

Canonical text5a9fb60506496f37d80cc53b5fc388e5484a9c2b5ed8751e48ee03d67d96aad3
Markdown573e295690bc88ce850361c42dac1008b5e1243a17fb7f24bbb181bebe3a6867
PDF
Publication page71447d0d4a9c438175434b35d64331c200328d8699d5732fd04b7058bbbe0041
Manifestfa06530004f0596e808d756fedae3c269f2ec4c41bd7ec24fa5cdf8815959e63

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+7uKjjJzY+vdGFeSSE088LzjoUBw7DqXwQMdGbUp5ZTIoD8EczPjFGUJWgxVKDzTS6NSB6l75//SE37l2YjjDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:03.215114ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101353
observed 71447d0d4a9c438175434b35d64331c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:03.008497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101353/manifest.json
observed fa06530004f0596e808d756fedae3c26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:02.988651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101353/publication.md
observed 573e295690bc88ce850361c42dac1008...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:02.969833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101353/publication.txt
observed 5a9fb60506496f37d80cc53b5fc388e5...
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.