OpenTechnical

OT-2026-000084858

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, 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-2026-000084858) never changes.

Identity and time

Publication numberOT-2026-000084858 · never reused
Internal UUID01a0ae99-43b4-7a06-b4c8-68e24bec343d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084858
StatusPUBLIC

Content hashes

Canonical text980d64ca593d382275152c4fb687622dced8db9a8c04b598e7c44402f1802d20
Markdown903bbb73280a21c44947bda1686f3ef0dd597bcacbff7419702f4562c1292966
PDF
Publication page09d103e14c366a3054aee32d71e009368bbd1630af010f675e41f08464be66b5
Manifest97db780d6c462d48ee84d091da19d6ae41255ca7455fc589985a20e7a9848851

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
Signature1q13PRIS7NF7WIG/zRz64lZr7xusbgqLR+Vd/NiWNJrIWxDozkYrtGORvuDRSlCoIo0eXkryuSLt+iZq5iBuDw==
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

2026-09-17T09:54:49.085545ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084858
observed 09d103e14c366a3054aee32d71e00936...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.060976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084858/manifest.json
observed 97db780d6c462d48ee84d091da19d6ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.040098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084858/publication.md
observed 903bbb73280a21c44947bda1686f3ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:49.021605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084858/publication.txt
observed 980d64ca593d382275152c4fb687622d...
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.