OpenTechnical

OT-2026-000093302

Publication integrity record

Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, supply line pressure sensor, 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-2026-000093302) never changes.

Identity and time

Publication numberOT-2026-000093302 · never reused
Internal UUID01a0ae9e-0911-70c5-b5b9-88cef6da2578 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093302
StatusPUBLIC

Content hashes

Canonical textaecafc1dcd9eb0cb39ae4bab23c01197eb5ecd600095a7728d76894be08b3d0f
Markdown76169fd9ea59c2cf1948b835e52820399614bb03e417510f602cb5bb55cae856
PDF
Publication page0a62c7f5d04506e075aebb1171bb4882d1fad83764a99cc4911060fc5e087cbf
Manifestf1940a284edddeb4007dba6f4f564eb515ad6eb763f5d52cbe0871971362df40

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
Signature6GeLoyQOv+13KvlYcQvop/z6F29XcJekAXfMRIj+ZrEOV0Y17nlzpPsgAJz7g9xV3v7Znh9fv8VGv5T/cEMYBQ==
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

2026-09-17T09:40:40.777152ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093302
observed 0a62c7f5d04506e075aebb1171bb4882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.758818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093302/manifest.json
observed f1940a284edddeb4007dba6f4f564eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.742672ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093302/publication.md
observed 76169fd9ea59c2cf1948b835e5282039...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:40.726785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093302/publication.txt
observed aecafc1dcd9eb0cb39ae4bab23c01197...
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.