OpenTechnical

OT-2026-000069763

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000069763) never changes.

Identity and time

Publication numberOT-2026-000069763 · never reused
Internal UUID01a0ae91-185f-7281-85dd-fb05734fbb43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:19.726120Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069763
StatusPUBLIC

Content hashes

Canonical textaf4d220c981a1d7eb111678c7225d426f884e0a426bd3cde3f856c29675d3805
Markdown96bbbf746f838b360442361e84cadda3d9ea547f455acf602410f402b744679c
PDF
Publication page126d90601ffeb9a4a17101dcd272c1c90cda2ebe32c877db3d0d521fd0901928
Manifestdc069b387628f7f04178d853ceca0d76c830cdda2420b093eca76fa288666aee

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
SignatureIBYQYGMHq793++BbpVkxRUEnOX4OUn73Db8tOuDQ7ADuEUCU9jtBnqxSTQVEtWGBeBmZ7w2DypAsJHNo6eYPCA==
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

2026-09-17T10:26:35.083194ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069763
observed 126d90601ffeb9a4a17101dcd272c1c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.067339ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069763/manifest.json
observed dc069b387628f7f04178d853ceca0d76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.050629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069763/publication.md
observed 96bbbf746f838b360442361e84cadda3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:26:35.031865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069763/publication.txt
observed af4d220c981a1d7eb111678c7225d426...
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.