OpenTechnical

OT-2026-000022318

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000022318) never changes.

Identity and time

Publication numberOT-2026-000022318 · never reused
Internal UUID01a0ae6f-f4fd-7bce-9755-2e3d5a3b1c04 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:07.953226Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000022318
StatusPUBLIC

Content hashes

Canonical text1d00bac4c663d9235cfb619e4fb599581c8db8130d53b438870c6f9cb75b931a
Markdown187a8bae733f76d38e2e5a7b93a77a1f46d4f0af6a9e4a0611059f829b0d4086
PDF
Publication page6a47954b5d988b8630a0e0106479c4a0b8450117d055d10eff39a0e72426d676
Manifest48c1a86f2b5fcc4b9c8fb2ab9dc3b84dd4277b6ba61fae04008121e874e465a1

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
SignatureNYVorwxGNPLJ+aEHtQA3FzUaZe31OOZyzBJ9SJ4mm/PIkKEQe8dHJzJrmslRkENKYH5OvczdvFjJgRSpbb7BCQ==
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

2026-09-17T11:53:40.626870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022318
observed 6a47954b5d988b8630a0e0106479c4a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.607177ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022318/manifest.json
observed 48c1a86f2b5fcc4b9c8fb2ab9dc3b84d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.590045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022318/publication.md
observed 187a8bae733f76d38e2e5a7b93a77a1f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:53:40.573300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000022318/publication.txt
observed 1d00bac4c663d9235cfb619e4fb59958...
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.