OpenTechnical

OT-2026-000078916

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, vented after 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-2026-000078916) never changes.

Identity and time

Publication numberOT-2026-000078916 · never reused
Internal UUID01a0ae95-ccbd-717e-b40c-46bd56fc5ce9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078916
StatusPUBLIC

Content hashes

Canonical texta499d801a9be0a5b4c19c7ecdcc9e2c687c06e9213b79854e828d194dc0d32e1
Markdownb3e3cb9b99e23adda4249131f9cdc0f50d6e626d2132e12f0b19b2f67f7e7f35
PDF
Publication pagea94aff4e09b85d0dca12843c8a03c837d977177b2ebac111ced57256a862a0b6
Manifest61e1cc44575931ed559dd4265a89e15fbae18c744b76e78eaadc2b030ec6a3ce

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
SignatureFqFTj6neSaHbb+ZyEg7M8sm7LJwd7DE4ZiB4PoxFvb8PoAToWWaEN4YwQr+81EuBJJSo0Jv4CETLXBFydNI+BA==
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

2026-09-17T10:05:43.991026ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078916
observed a94aff4e09b85d0dca12843c8a03c837...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:43.973357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078916/manifest.json
observed 61e1cc44575931ed559dd4265a89e15f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:43.955030ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078916/publication.md
observed b3e3cb9b99e23adda4249131f9cdc0f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:43.936814ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078916/publication.txt
observed a499d801a9be0a5b4c19c7ecdcc9e2c6...
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.