OpenTechnical

OT-2026-000100828

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000100828) never changes.

Identity and time

Publication numberOT-2026-000100828 · never reused
Internal UUID01a0aea3-66f5-7f1b-96f1-87c0fa2b0dd9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100828
StatusPUBLIC

Content hashes

Canonical textb4f10b75c3493da8a7f0850bf766e0d0f929db4a5c3e1a8811c78e9875cbf772
Markdown6fcf3a67ab2421aafa4ab476eec83a7073963f4057364694ab5fcbcedd4b8cc3
PDF
Publication pagef02bb09342dd2407cbf7824c53b94d6d52c8970fa48d93b852ded7fffbde0ef3
Manifest1da5fce68b9b9672678223fb5c6102b65f5db0a9855ca8474e09ed311e0156f0

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
SignatureKZolPW9poS+aLDaUEBm3NcHiLe8Z0I0TPU6mJSXd9rRg6fGJFBXbMgrwLcxgKJv6C/g9VFcJnJby5P4dDKx+CQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:45.039403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100828
observed f02bb09342dd2407cbf7824c53b94d6d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.019518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100828/manifest.json
observed 1da5fce68b9b9672678223fb5c6102b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:45.001421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100828/publication.md
observed 6fcf3a67ab2421aafa4ab476eec83a70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:44.982503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100828/publication.txt
observed b4f10b75c3493da8a7f0850bf766e0d0...
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.