OpenTechnical

OT-2026-000066988

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000066988) never changes.

Identity and time

Publication numberOT-2026-000066988 · never reused
Internal UUID01a0ae8f-14fe-7770-bb2f-7ee2e53bd33e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066988
StatusPUBLIC

Content hashes

Canonical textbac2140d8f96ca91b1a9b1556a93ae464b890e2da4fc737c50d3e085b9f46b87
Markdown6e44b9c59dce2061d482adc4f9690b213a493ddf294a85fc111cc9e2317e2b78
PDF
Publication page3904c01368f554cbf88d819b80efb088b1cad84d43243b01a1b48b1b8ff76fe2
Manifest1a05dacfc5d9a13a9711aa2d2d17a6537057838ee9b3e15ed268a137863cd1e3

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
SignatureUskJcNqlS/kTpv3clrpIL9/LGU5G4oxa3lBFkO//S7iwLbkSLazUEFfl5JUz6rTU4t0HkfVsZcIvD2nBo3zLBg==
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

2026-09-17T10:32:12.829180ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066988
observed 3904c01368f554cbf88d819b80efb088...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.812047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066988/manifest.json
observed 1a05dacfc5d9a13a9711aa2d2d17a653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.792611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066988/publication.md
observed 6e44b9c59dce2061d482adc4f9690b21...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:12.772271ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066988/publication.txt
observed bac2140d8f96ca91b1a9b1556a93ae46...
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.