OpenTechnical

OT-2026-000103129

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, plant vacuum fed, pulsed 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-2026-000103129) never changes.

Identity and time

Publication numberOT-2026-000103129 · never reused
Internal UUID01a0aea4-be3e-7873-ab23-9328b9c4fd78 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:47.343354Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000103129
StatusPUBLIC

Content hashes

Canonical text6e9f54f0bd219c52af47f5355ba89e2d1357f5853605603a32402e8fdd537679
Markdown18e6a7a580b270cf26896d5e5531986770abaae5553d15304db0f70178613bb8
PDF
Publication pagea514c9d04c4a2178566f545eab345aeee0f3950b7437d5e12ccec2748a17b4e6
Manifeste3de5ea7a95368facc0b1ee2e51a74ce8b111b96b5e45fb1900e05e19ef6ff37

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
SignatureuKjUGY27k3ps2LPiaoZTcfyDq3GN6KUrWhRNROEHgxB9owbuc7n3O9OST14eepDqf71MEsCqtbOGRonegP7yDA==
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

2026-09-17T09:23:15.832758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103129
observed a514c9d04c4a2178566f545eab345aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.815389ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103129/manifest.json
observed e3de5ea7a95368facc0b1ee2e51a74ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.796642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103129/publication.md
observed 18e6a7a580b270cf26896d5e55319867...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:15.777145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000103129/publication.txt
observed 6e9f54f0bd219c52af47f5355ba89e2d...
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.