OpenTechnical

OT-2026-000095730

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, 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-2026-000095730) never changes.

Identity and time

Publication numberOT-2026-000095730 · never reused
Internal UUID01a0ae9f-fac5-7154-84c9-418ed8c63f5d · 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-2026-000095730
StatusPUBLIC

Content hashes

Canonical text9761fe4ef056a5ac8022ca01bf2441fa144aa56ae8d49e5f63076c10656ff63c
Markdown92c083f7c4c9bc33654518bf3f8461fbb4f50e146fd396e19b6fd3a012629c8a
PDF
Publication page33d7ade12e08d7bd26553d26be244d095ce70bd96ad4f7c89ca554d90ccb4ece
Manifeste6da32ac496fa71a95272040996c9bdd5ed6c5bf73097e349e43397bb04b1395

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
SignatureePOtJclCLB+JjOJSBVPyKSD5x8kz0Qsb0bXzq6R1fxdcmbOp70WaXiMozOgoerdzXTJ1KZEqNLJPvJ4OoxBaDg==
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

2026-09-17T09:35:17.481639ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095730
observed 33d7ade12e08d7bd26553d26be244d09...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.464842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095730/manifest.json
observed e6da32ac496fa71a95272040996c9bdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.448573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095730/publication.md
observed 92c083f7c4c9bc33654518bf3f8461fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:17.431485ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095730/publication.txt
observed 9761fe4ef056a5ac8022ca01bf2441fa...
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.