OpenTechnical

OT-2026-000066216

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000066216) never changes.

Identity and time

Publication numberOT-2026-000066216 · never reused
Internal UUID01a0ae8e-8dc3-7fe7-864f-acef1966d1b4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:33.262219Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066216
StatusPUBLIC

Content hashes

Canonical texta81084e11256f8d9ca3cab994fd860599fbaadd8e32e10eb0609656d827eabe4
Markdown9fd623e60b0c27eb96d2968d9166da9ef3aa59b0b13f9cd6c2830edf09f5e780
PDF
Publication pageb60c6e47b321c32e5922b6477237f440321583cab26328bbf6e93543804dc8b1
Manifest6312f49214efea9ff15d65f25a1380fae729d75d513bbb266975dc62ff365322

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
SignatureYphZj2pgePDAZR1a/kN+F/UVD3WoAsxYzFBe6Mc1UTun3JMs/BBzesY+82eE0u1J3UHfaG1RTEw2SA8J0NBRBQ==
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

2026-09-17T10:33:22.656935ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066216
observed b60c6e47b321c32e5922b6477237f440...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.638676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066216/manifest.json
observed 6312f49214efea9ff15d65f25a1380fa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.618522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066216/publication.md
observed 9fd623e60b0c27eb96d2968d9166da9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:33:22.599353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066216/publication.txt
observed a81084e11256f8d9ca3cab994fd86059...
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.