OpenTechnical

OT-2026-000016635

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, single stage ejector, pulsed 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-2026-000016635) never changes.

Identity and time

Publication numberOT-2026-000016635 · never reused
Internal UUID01a0ae6e-5918-7d97-a212-25b4bdc05742 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016635
StatusPUBLIC

Content hashes

Canonical text73eec698000d6d9007fa75004e516c7c2626f4f3c8a74f4ec762543eccb8962f
Markdownf3c841b5c0ca4b9142f0ec016d580baf84160647b93741de351b05ba4361c2e6
PDF
Publication page2ad651c3ba2ce0a933df0369b5b54aea7152f46caf520f1de17abb8a91a65391
Manifestaa41b9e0be7d0f013bf706a307ec7dd2c9f2a9e69efe7d5eb0c68c74954c8ded

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
Signaturen0AYpodK5QRw4W44OhQPAxwK94SG9yGBJp0sUrUwfNN8WTBuvITL+0rLnw3IYaB6b4kzjw8cYCQCsnhl15DkAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:02:49.711526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016635
observed 2ad651c3ba2ce0a933df0369b5b54aea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.692561ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016635/manifest.json
observed aa41b9e0be7d0f013bf706a307ec7dd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.673842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016635/publication.md
observed f3c841b5c0ca4b9142f0ec016d580baf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:49.655307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016635/publication.txt
observed 73eec698000d6d9007fa75004e516c7c...
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.