OpenTechnical

OT-2026-000015068

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed 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-2026-000015068) never changes.

Identity and time

Publication numberOT-2026-000015068 · never reused
Internal UUID01a0ae6d-d096-7304-a975-38c9abf166b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000015068
StatusPUBLIC

Content hashes

Canonical text215bf60f400f2cd34004a623c162d124f62a4b494bced9e7a7f60deb96ddd287
Markdowne6a44e661d64169974f17a0d5d19f7ccd06de0e3ddb84105bea7b56a9de53a56
PDF
Publication page79e1f0671823a170e39d70bebd0a500611eb5773a33fd4707f30daba98ad1a73
Manifest11a501e9eea137e99d0645349a59539b9baaccd60386ad8f36c0b3c0406ce90b

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
SignatureUMkdU6Adwis6mqyed4E+Og4HDPxLFq4UIcM5/l+AE0RbA43125csZILhDpUAZivvcw8ma52/KI3mpvV2z4nBCQ==
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

2026-09-17T12:07:06.829967ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015068
observed 79e1f0671823a170e39d70bebd0a5006...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.811223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015068/manifest.json
observed 11a501e9eea137e99d0645349a59539b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.792171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015068/publication.md
observed e6a44e661d64169974f17a0d5d19f7cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:06.770554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000015068/publication.txt
observed 215bf60f400f2cd34004a623c162d124...
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.