OpenTechnical

OT-2026-000072069

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, supply line pressure sensor, 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-2026-000072069) never changes.

Identity and time

Publication numberOT-2026-000072069 · never reused
Internal UUID01a0ae92-47c1-7112-9207-ab64d0750c59 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:53:37.365346Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000072069
StatusPUBLIC

Content hashes

Canonical text3e7a666dcac85c8b24fb80b3b9b67f08e9b35bb057ada17c0dc3cf3de42edecc
Markdown118bbc878e76dd7f24afee3e52f67f78a958be3d28b561c35ebf8897c99a8ad6
PDF
Publication page7a0ddd59eca3af83fa7ca0cefd922279a1e759d305ec1061a2c58c8eb34053e5
Manifest739f361491c796f857ca64e8e807cdabd3474b6cede52574bdba1852280a6cdd

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
SignatureocuV0Qkyld88Bq19qFoi6xeuZ0EQBwo3D9KF6K6xGTN3pZfkT4o6Wp34zLvknj/Fn7nE3c7K/M2KPrKX9ONGBQ==
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

2026-09-17T10:23:08.553798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072069
observed 7a0ddd59eca3af83fa7ca0cefd922279...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:08.536298ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072069/manifest.json
observed 739f361491c796f857ca64e8e807cdab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:08.519208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072069/publication.md
observed 118bbc878e76dd7f24afee3e52f67f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:23:08.502521ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000072069/publication.txt
observed 3e7a666dcac85c8b24fb80b3b9b67f08...
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.