OpenTechnical

OT-2026-000095885

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, pump fed, pressure sensor per zone, sustained blow-off before set-down

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-2026-000095885) never changes.

Identity and time

Publication numberOT-2026-000095885 · never reused
Internal UUID01a0ae9f-fac7-7142-8e13-d55aff997fdf · 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-2026-000095885
StatusPUBLIC

Content hashes

Canonical textfed82876f386902b0345ca40c009ec5ed94151340063e8e5344daf3fac46d5b3
Markdowne824e10628590d1e2275dd970397a935e7e6daf153c28b8f8dc284312ceb5c46
PDF
Publication page9e9f782a7d89b22959a1d7a486bfb68bd3b6a7e2bfe2e980d4c7d1c483bfe6b7
Manifest815be0abee287c3b8a4cfb2d2667597d30d6adb6c7b8721940cecb18b8877f0e

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
SignatureAiMlPJtgBT5+FbUTfIJQGzWemtp6ccxjcpk+OpsyNTVDL+vkhdpk0pSB4oQ/l4AFDTnry71FCXEr2pfBfk11DQ==
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

2026-09-17T09:35:58.590569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095885
observed 9e9f782a7d89b22959a1d7a486bfb68b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:58.571890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095885/manifest.json
observed 815be0abee287c3b8a4cfb2d2667597d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:58.553416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095885/publication.md
observed e824e10628590d1e2275dd970397a935...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:35:58.533412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095885/publication.txt
observed fed82876f386902b0345ca40c009ec5e...
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.