OpenTechnical

OT-2026-000062261

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, supply line pressure sensor, vented after 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-2026-000062261) never changes.

Identity and time

Publication numberOT-2026-000062261 · never reused
Internal UUID01a0ae8c-0abd-74ab-8042-8f859952d30d · 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-2026-000062261
StatusPUBLIC

Content hashes

Canonical text4df3a918385e18cba4e4d12e945a4c0affd286a840aba18b39f7d528982b65d8
Markdown7eb1dd5c79dd64ab4143e2042112a007d3c3f49f1a98d6269acc62f0b9ce1cf4
PDF
Publication page8fe1542b6a98b3bb16dda99caf6a0beb7548d27bac58f5d8c5df11e5b165b038
Manifesta20eb0c474edaa385e7d5467687368822dc6d9240a26ea7b95f9dcd03fffa676

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
Signature2XAbBsAo+BIb2uyRIa02kilCX8WoHW5yQjJE4pt3mGjKC4adwBI+BG68q37bPJNyc2yJD7CaZ1DWP8CMMTjNBA==
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

2026-09-17T10:39:32.490351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062261
observed 8fe1542b6a98b3bb16dda99caf6a0beb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.471763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062261/manifest.json
observed a20eb0c474edaa385e7d546768736882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.452781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062261/publication.md
observed 7eb1dd5c79dd64ab4143e2042112a007...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:32.435569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062261/publication.txt
observed 4df3a918385e18cba4e4d12e945a4c0a...
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.