OpenTechnical

OT-2026-000081442

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000081442) never changes.

Identity and time

Publication numberOT-2026-000081442 · never reused
Internal UUID01a0ae96-f375-7be1-bd5a-5a6f73897f1e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:43.461344Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000081442
StatusPUBLIC

Content hashes

Canonical textb69e70e771a6676be19b367270ae046a56f83f5f7f9660188b227ff5875ae6f2
Markdownfbb1ef083f5978cd55e978fd9221412e8931c53bc4889642d8f1243b404d1488
PDF
Publication page3d784fb3f18d9c84cc0c85e1a5039c392a1da43f9f5b5030562c9cada95bbe61
Manifestc3ff0454462deb4363cf81db6d3f4aee0bd8348309d19442cdafb8c5c8d1ff6c

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
SignatureFEWh2V1MIqDCHOxfc5JekourcvfJMR7FaG4xXYuUg0vLlMAAj4sVOZijDJbrgI7mIQStmPzJimGiW4VJv1CkDw==
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

2026-09-17T10:01:36.097362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081442
observed 3d784fb3f18d9c84cc0c85e1a5039c39...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:36.078470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081442/manifest.json
observed c3ff0454462deb4363cf81db6d3f4aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:36.061876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081442/publication.md
observed fbb1ef083f5978cd55e978fd9221412e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:01:36.044665ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000081442/publication.txt
observed b69e70e771a6676be19b367270ae046a...
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.