OpenTechnical

OT-2026-000006108

Publication integrity record

Bellows cup vacuum gripper, ejector fed, contact triggered on the face

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-2026-000006108) never changes.

Identity and time

Publication numberOT-2026-000006108 · never reused
Internal UUID01a0a94f-9603-7098-9039-d50061c5a730 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:22:40.389699Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006108
StatusPUBLIC

Content hashes

Canonical textfb8eebb5a38988d64a84f79185ebc3d9357ad28a916c80c7155507de562236ed
Markdown11d405bf663b6ecc6d83fdccb76bd2f41d101c0da8750ee121596e994ad59c2b
PDF
Publication page1b43e17f072d19b6851e173a6a065606eb56a7d3ce4b63c0f94b76fe7fdd867c
Manifest44c912e2bbe5a60e2cda347b1d671dcf08e911e696d4a2d371122bc0f61e4594

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
Signature7WdoAXaZ85MrNGK0XowyiOvLrWkkNiv2ETWeVc3KKzFkDMZbCzV0k7OhlXJKhJafFehM0r+0gL/xI0OLk1PwCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T08:27:03Z
batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof
root dbe93cb6b2158496df2f60f3b6822537...

Independent retrieval

2026-09-16T08:30:26.631140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006108
observed 1b43e17f072d19b6851e173a6a065606...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:26.496902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006108/manifest.json
observed 44c912e2bbe5a60e2cda347b1d671dcf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:26.480559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006108/publication.md
observed 11d405bf663b6ecc6d83fdccb76bd2f4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T08:30:26.465937ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006108/publication.txt
observed fb8eebb5a38988d64a84f79185ebc3d9...
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.