OpenTechnical

OT-2026-000088160

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, supply line pressure sensor, sustained blow-off before 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-2026-000088160) never changes.

Identity and time

Publication numberOT-2026-000088160 · never reused
Internal UUID01a0ae9b-1aa8-7811-ba5b-6d70fa48001f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:15.638297Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088160
StatusPUBLIC

Content hashes

Canonical text0b9d3bfff4104bc188ee1e3fc2b72d3d9e67a4b2c7ce61cfcae614b47a855721
Markdownf2dde0811b93f2f8b95d6067ee8345daa7a762145b70d0c56612c6714a76eede
PDF
Publication page1ae048e94e87bf6fceb9862b15711257777094b605e25044ef3054646d86401a
Manifest121e27ac847c4336120bf2c3079ac6dd4f3d1a05865ca9e99a9d01b761edfcd4

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
Signature1KMh4KPQkkyXG3HbdzjVzK4jS/7P+J2y29Af+USwvuw2O5Q6k5SsHIZERqPlJVe4OFBN3w/i1bEZFgXWRfoPDw==
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

2026-09-17T09:50:12.180591ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088160
observed 1ae048e94e87bf6fceb9862b15711257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.162586ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088160/manifest.json
observed 121e27ac847c4336120bf2c3079ac6dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.146662ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088160/publication.md
observed f2dde0811b93f2f8b95d6067ee8345da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:12.130492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088160/publication.txt
observed 0b9d3bfff4104bc188ee1e3fc2b72d3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.468222ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088160
observed 1ae048e94e87bf6fceb9862b15711257...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.450853ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088160/manifest.json
observed 121e27ac847c4336120bf2c3079ac6dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.433816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088160/publication.md
observed f2dde0811b93f2f8b95d6067ee8345da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:11.417372ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088160/publication.txt
observed 0b9d3bfff4104bc188ee1e3fc2b72d3d...
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.