OpenTechnical

OT-2026-000088454

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single 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-2026-000088454) never changes.

Identity and time

Publication numberOT-2026-000088454 · never reused
Internal UUID01a0ae9b-5d28-730c-985f-e7f7c43562af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088454
StatusPUBLIC

Content hashes

Canonical text99975f7d6196d80e8f108b195d3143beddbbf5a239f29cecede11910dc24cd0d
Markdownbf59d0a7e6869de4a9ec7f63f8539168e096f0e7deab089015fb790a054eaef2
PDF
Publication page80754862aa522e075fd7c72456735a4c883d0b4e21aa4e70e78561b03c1a12c0
Manifest5c94d36dd6cc0ebba3dad349568a11e8615b79bfa9e5e5a9d2db570d4f89318c

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
SignaturegEGVkvItivNQyZUlY1kVCNQ4C43L8h1l8iknbUbioHFOnIZo2Igg/YwwhizO3wsUHWTcgOXwjyVvNdlLVTW1BA==
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

2026-09-17T09:48:50.042098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088454
observed 80754862aa522e075fd7c72456735a4c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.025111ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088454/manifest.json
observed 5c94d36dd6cc0ebba3dad349568a11e8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.006806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088454/publication.md
observed bf59d0a7e6869de4a9ec7f63f8539168...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:49.989152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088454/publication.txt
observed 99975f7d6196d80e8f108b195d3143be...
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.