OpenTechnical

OT-2026-000062253

Publication integrity record

Two cup vacuum gripper, two 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-2026-000062253) never changes.

Identity and time

Publication numberOT-2026-000062253 · never reused
Internal UUID01a0ae8c-0abd-7071-806c-eb314b75c479 · 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-2026-000062253
StatusPUBLIC

Content hashes

Canonical text7bee52d6a761209ca446880f4a0b324c3b37d8c6f0326c6692e35ffd9fecc9e6
Markdowncbb9ff24b0552208e0820f6764b07ad3ffa7ea22b6103d41db4f94a242aff7b4
PDF
Publication page97e37ec323884233c85437c43286c31686cea596ec9e1f32a2f9915c9c02e166
Manifestb368224c62d3b8359e25037afca4f41e035179ba77bb317f7bc1c7765b5769dc

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
SignatureUqHN1fv6CWIgHBEeggOqQIg1RxvFJDXrvc4sUlkUc9oDbCmBvFKFWd33/xK2Yo1aTSk3YR/B2KQrq4pYTLTUCw==
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

2026-09-17T10:39:31.916436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062253
observed 97e37ec323884233c85437c43286c316...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:31.898417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062253/manifest.json
observed b368224c62d3b8359e25037afca4f41e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:31.880925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062253/publication.md
observed cbb9ff24b0552208e0820f6764b07ad3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:31.864312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062253/publication.txt
observed 7bee52d6a761209ca446880f4a0b324c...
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.