OpenTechnical

OT-2026-000068133

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000068133) never changes.

Identity and time

Publication numberOT-2026-000068133 · never reused
Internal UUID01a0ae8f-c4ff-7c4f-9ac3-d52dae9374ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:52.812402Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068133
StatusPUBLIC

Content hashes

Canonical text0998e7261fff679120527fbdeac71510c176068daf795c4b7875f2db5e74a2c9
Markdown14b1bff5c96b52dd1326602242018c58def5c57be1b5fad888df78cd7db236d2
PDF
Publication pageeb73f34efb73c989a12fc40e86771e8b199b0de182a1bee4912c68c296a08be9
Manifest6cee628ab60e31ec15c6eb3b32f5db2fce04c12ed050a7f4fc785b8c1fde687e

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
SignatureJiNRPGurcjc6Gi91xDpHf53Qw/KbZ6dI+vAvpHYCSQv7+X7QjoSrY6YjVE9gRUUGVJRn3vItbmRfxUVe3PU4AQ==
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

2026-09-17T10:30:46.485219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068133
observed eb73f34efb73c989a12fc40e86771e8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.467789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068133/manifest.json
observed 6cee628ab60e31ec15c6eb3b32f5db2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.450644ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068133/publication.md
observed 14b1bff5c96b52dd1326602242018c58...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:46.434073ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068133/publication.txt
observed 0998e7261fff679120527fbdeac71510...
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.