OpenTechnical

OT-2026-000034186

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, pulsed blow-off after 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-2026-000034186) never changes.

Identity and time

Publication numberOT-2026-000034186 · never reused
Internal UUID01a0ae75-df0d-7996-ab55-a1865b8bbb17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034186
StatusPUBLIC

Content hashes

Canonical text9b35af3c5c0df9fa566a393372dd3e2af4a9741c70d89e44ae905b13eac6f349
Markdown0f4b1756d5fcd157fc042eedce8645552b9aa706c4fe0b2d32b494f7128dc122
PDF
Publication pagea654d7ed938ca5bd0bd49f20518ac9e01540b22824ae546e801604d1cfb23368
Manifestdb806027c4cbb53dfd5effb0c6ef5208b8843e7dc3e1a7c2e1bb25579ea7aac9

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
Signatureoagf/cciffNL7mcH8/rbFePcw6h8pVP0Gii3fqfx4ewibAa3TI+shxTzLaUPLR90N/o737TuAJxHoSinYaB4BA==
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

2026-09-17T11:30:43.422971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034186
observed a654d7ed938ca5bd0bd49f20518ac9e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.400130ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034186/manifest.json
observed db806027c4cbb53dfd5effb0c6ef5208...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.380962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034186/publication.md
observed 0f4b1756d5fcd157fc042eedce864555...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.363311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034186/publication.txt
observed 9b35af3c5c0df9fa566a393372dd3e2a...
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.