OpenTechnical

OT-2026-000080994

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented after 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-2026-000080994) never changes.

Identity and time

Publication numberOT-2026-000080994 · never reused
Internal UUID01a0ae96-b975-7612-a144-87181f2d53c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:28.739380Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080994
StatusPUBLIC

Content hashes

Canonical text7665104b70933168bb3af08986ced81f9bad07e7be66cf5362c95895d6245576
Markdown207760228fc5ff60cbc24e0883ad0ed4e22d2461e66a79a9b2882d2d33a71c8e
PDF
Publication page4a9d36b39a3134b18bd49569362ba542962c55ebdf2bc71406bffb0593f07577
Manifestaed6092a3b01fed5c25257da644c04ad838ac50160ee46172c8653ad2b8b3a56

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
SignaturetPs7Xul0hs3f0C688Eu5jIIQUwaPWYJ8W9ICRgp5EmfBQrXnwj5vjuam7E/oIoiNCcmIs70mlgXS1ELVNrQlCA==
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

2026-09-17T10:02:16.758355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080994
observed 4a9d36b39a3134b18bd49569362ba542...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.742868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080994/manifest.json
observed aed6092a3b01fed5c25257da644c04ad...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.725539ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080994/publication.md
observed 207760228fc5ff60cbc24e0883ad0ed4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:16.708397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080994/publication.txt
observed 7665104b70933168bb3af08986ced81f...
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.