OpenTechnical

OT-2026-000084618

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, 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-2026-000084618) never changes.

Identity and time

Publication numberOT-2026-000084618 · never reused
Internal UUID01a0ae98-e25b-7f9f-b21b-257adc901e3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:50.163111Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084618
StatusPUBLIC

Content hashes

Canonical text864de85a676aa3d578553b1674382bed3f7477127e61a08148eaac1d45562d37
Markdown704d30d61ad4af4a4963fcf9d5e7b6ac0ca14fd8315ddc68b674fcddd6354684
PDF
Publication pageaf926c849523491525c0d35a8f6daf3ada1ac2661a655dde26842c76e6aa5046
Manifest8da6c4aa3a428cbf598e6c1b0954fb27113f4c838fc845bf12e249fb27fb07ac

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
SignatureM3tOgxWLg97DxOjYzn1jPwNVbEWqndGW+6MlhQi+B7QxPPu4sH49NgqOlBbwWTjTy8S/PpGsd+sMXePTRn2QCA==
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

2026-09-17T09:55:31.817513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084618
observed af926c849523491525c0d35a8f6daf3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:31.801375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084618/manifest.json
observed 8da6c4aa3a428cbf598e6c1b0954fb27...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:31.785026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084618/publication.md
observed 704d30d61ad4af4a4963fcf9d5e7b6ac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:55:31.766691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084618/publication.txt
observed 864de85a676aa3d578553b1674382bed...
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.