OpenTechnical

OT-2026-000008826

Publication integrity record

Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, vented 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-2026-000008826) never changes.

Identity and time

Publication numberOT-2026-000008826 · never reused
Internal UUID01a0ae6b-31b6-7ccb-a922-98c9957b820e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008826
StatusPUBLIC

Content hashes

Canonical textf638ce740b1d4acb9f14708e55287faae61c4df4af9ec5b7b5b181f8ff513591
Markdowneb2197ea3f0c5df0d988fc21f2ab30d24df864e23ab1d5e4c897d47eb8da5799
PDF
Publication page0ed041f9a1dd587aafab56b26f1d6bfe4a6c0b497a3d49def102966a985d9d92
Manifest689bd736a68727172e886b77e34fd3951f26ba5a43ac9ebab3d51f47867823ba

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
SignatureUhrXqRyIXpJ8nH9LJGI/XG66YoFvM//0Gm1O8Z1dUbYkhPMMdIc3UUS286l+8SBWUuiybjKL1i6vKREmean7Dg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:23.355025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008826
observed 0ed041f9a1dd587aafab56b26f1d6bfe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.335664ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008826/manifest.json
observed 689bd736a68727172e886b77e34fd395...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.312490ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008826/publication.md
observed eb2197ea3f0c5df0d988fc21f2ab30d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:23.292178ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008826/publication.txt
observed f638ce740b1d4acb9f14708e55287faa...
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.