OpenTechnical

OT-2026-000089033

Publication integrity record

Two cup vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, sustained 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-2026-000089033) never changes.

Identity and time

Publication numberOT-2026-000089033 · never reused
Internal UUID01a0ae9b-daff-7509-af27-259c1c00beeb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:04:04.880043Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000089033
StatusPUBLIC

Content hashes

Canonical text35f53426f9b8250c86e20644e7db705948d24ea19069317aa7962352367fef9f
Markdownaf20055bea62350abf208094a98dad1617b421bc0313d8edee722fe4173835f8
PDF
Publication page2bc5f89c29da20d4fba031d5d6327dc32ae7ffec4dc4120c5a95010aa2ea5f00
Manifesta8352f8b804555d3daed45e34f28f9f6ffd98922009e6578c255201022d02069

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
SignaturePj4kKV1T+wPYZUbDOSkLYxDIJrilk0pUl5pm62HiKz7cSsGPPjktLG2rCK3SMy1+TQbZRJo1baX1tOVGvSkqCQ==
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

2026-09-17T09:46:55.662629ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089033
observed 2bc5f89c29da20d4fba031d5d6327dc3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:55.647030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089033/manifest.json
observed a8352f8b804555d3daed45e34f28f9f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:55.630576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089033/publication.md
observed af20055bea62350abf208094a98dad16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:46:55.612906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000089033/publication.txt
observed 35f53426f9b8250c86e20644e7db7059...
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.