OpenTechnical

OT-2026-000067179

Publication integrity record

Four bellows cup vacuum gripper, four zone face, common isolation valve, two stage ejector, pressure sensor per zone, 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-2026-000067179) never changes.

Identity and time

Publication numberOT-2026-000067179 · never reused
Internal UUID01a0ae8f-14ff-7db2-be0f-1f51b080d073 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067179
StatusPUBLIC

Content hashes

Canonical textd1696457ef10428dd4ae3048a2b6ab10302b2146559243be4a19820377d40b43
Markdownbde610928db053967a58750d3e3c10f8e1fc40a3fc8673860dcf78a2fa3239c7
PDF
Publication page6885f2e72a38d1414cf80267d23e786aa99e31cac2fd7cd2513b792b8a2812b9
Manifest0ab4277aa30630b8423a00f0a74cb6d0423699f691486f7816231da79ecdfb68

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
SignaturezynBBkBs0QFXStSezOArjLL5ff0R0FRJjirmcxN/vsFud5Yn9BY41Rap9kjReYmmDUYksBPQiVnfOz6d7TEPCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:32:27.742915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067179
observed 6885f2e72a38d1414cf80267d23e786a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.726095ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067179/manifest.json
observed 0ab4277aa30630b8423a00f0a74cb6d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.707854ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067179/publication.md
observed bde610928db053967a58750d3e3c10f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:27.689849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067179/publication.txt
observed d1696457ef10428dd4ae3048a2b6ab10...
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.