OpenTechnical

OT-2026-000099010

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, single stage ejector, manifold pressure sensor, 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-2026-000099010) never changes.

Identity and time

Publication numberOT-2026-000099010 · never reused
Internal UUID01a0aea2-8287-79fd-b080-f04d95ffe6ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099010
StatusPUBLIC

Content hashes

Canonical text0b8bd121b40a6596efbc3d5be70603f823d694060b92a85ba22e8148952de411
Markdown9ed233c7701b9d29577619cd2a542c6c3ae2999ce7eaa1b168f8cb7c6a97acc4
PDF
Publication page3938b16b6e32c443a0a86f4426e976870dc297d1aed78d2d32f363e558dda4a4
Manifest144995dc056c4b93daffa11ee2a48771aea9fa91e639e52b4d48d6702c327b77

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
Signature1DCfk7hhWdkipnPy4hBo/c2yHqR0My7rgYKWuF6jBXX+wqsSCsQBgxKxJXQ6VC4Ug9YwcjqfwfmR09rYuqjbBw==
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

2026-09-17T09:30:05.799435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099010
observed 3938b16b6e32c443a0a86f4426e97687...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.779759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099010/manifest.json
observed 144995dc056c4b93daffa11ee2a48771...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.759452ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099010/publication.md
observed 9ed233c7701b9d29577619cd2a542c6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.742048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099010/publication.txt
observed 0b8bd121b40a6596efbc3d5be70603f8...
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.