OpenTechnical

OT-2026-000095706

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, 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-2026-000095706) never changes.

Identity and time

Publication numberOT-2026-000095706 · never reused
Internal UUID01a0ae9f-fac4-7db0-93a3-2275010a980b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:35.161845Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095706
StatusPUBLIC

Content hashes

Canonical text4598ed1c7eb77f1486b4977a7e398a7cae70dbe21f486f2e1c3c8418cbe973ec
Markdownfc5b0f910c7f86cc4a6c24637508d24cdbf059acca6de7c69301239be1d50a2c
PDF
Publication page6d73b8d40818b910e165c9deed0c3dcac0bad21186acc93be8684596a74bfbc7
Manifest19346de2eade587ddcc79bd81c27d738788d20dc62475c821d4825c8d2ba99af

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
SignatureavGi63trei+J1WKgAJ9dW8CLcVJBvR5m3EEfkgAjWKioTd1gi6oEon2pwNokBA5LWdKIXFym7wEQ9gWdufxkAw==
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

2026-09-17T09:35:15.543461ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095706
observed 6d73b8d40818b910e165c9deed0c3dca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.525617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095706/manifest.json
observed 19346de2eade587ddcc79bd81c27d738...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.505828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095706/publication.md
observed fc5b0f910c7f86cc4a6c24637508d24c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:15.486772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095706/publication.txt
observed 4598ed1c7eb77f1486b4977a7e398a7c...
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.