OpenTechnical

OT-2026-000088457

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-2026-000088457) never changes.

Identity and time

Publication numberOT-2026-000088457 · never reused
Internal UUID01a0ae9b-5d28-7351-8814-2ee973e9198a · 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-2026-000088457
StatusPUBLIC

Content hashes

Canonical text4335612dd3c7bd9cc22c7bf3ef7fea7929a58937345f8fab0ef61e1b0946c433
Markdown7379e8e4f2e675272f55339180911271f66aa1c17098a5896cb342f7059c748e
PDF
Publication page4468b1371fbfd8217ca1a4adc3c75c3269183be990871be8ab61a8295b43e5ef
Manifestd9bd436357a89484e0cb5c1883e4a6287bc36c1f7717b09611921d547523acf9

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
SignatureCpyqFCEYfOlle/AVktIwWE/JqVitgskU9hAhNU5uFX2qNslOm7Jcx0W5eWUlQRe3mmLR9dfe6+tqgwOMhlwMBA==
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

2026-09-17T09:48:50.354583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088457
observed 4468b1371fbfd8217ca1a4adc3c75c32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.337764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088457/manifest.json
observed d9bd436357a89484e0cb5c1883e4a628...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.321251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088457/publication.md
observed 7379e8e4f2e675272f55339180911271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:50.302942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088457/publication.txt
observed 4335612dd3c7bd9cc22c7bf3ef7fea79...
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.