OpenTechnical

OT-2026-000062223

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000062223) never changes.

Identity and time

Publication numberOT-2026-000062223 · never reused
Internal UUID01a0ae8c-0abd-7858-8310-6da5099a9292 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:48.542263Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062223
StatusPUBLIC

Content hashes

Canonical text001bec5779eb92c7c3c1ece2cf49d75eeaab51709f2917e758ceff95ba4904bd
Markdown8e247f1495dce92ff4d0691c84b80e50c9ffdd1e18e86400374e5cbab7036b3b
PDF
Publication page4091bcce302037e5a597029f28e72ead46a388dffe86ee63e180c58cbf947a7a
Manifeste4709b44e27268a30068338625b6a3d9660eb73f740069e5510eb8acbdf57a97

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
Signatureg0tAXvGf7qsQGRwlT8McRaKW+zx7itxwbQQ9g6lCXSh69M95Tsl3bHy9JB95/OvNbj+U3TIGxM1ZUcMlEn+FBg==
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

2026-09-17T10:39:29.713429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062223
observed 4091bcce302037e5a597029f28e72ead...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.695581ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062223/manifest.json
observed e4709b44e27268a30068338625b6a3d9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.677315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062223/publication.md
observed 8e247f1495dce92ff4d0691c84b80e50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:29.656097ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062223/publication.txt
observed 001bec5779eb92c7c3c1ece2cf49d75e...
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.