OpenTechnical

OT-2026-000063626

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, supply line 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-2026-000063626) never changes.

Identity and time

Publication numberOT-2026-000063626 · never reused
Internal UUID01a0ae8c-f945-726c-95ae-4ff2ac11da97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063626
StatusPUBLIC

Content hashes

Canonical textbe1959bd6448bda02410b8c1605cef6f7ddcfba11a8683f47c1d4ba60d67fd24
Markdown586a74d91cd43bf09ca667fa294c81c8d12197a3f314dc1f0378539f9dce70c2
PDF
Publication page1e4c9076384392f2e9ea490012a2f4dc1183d649548946213217128ff84a3270
Manifest85785df49a53688a11fb1dcfc6beed4053465351aa2bfd817daa4c43f092e11d

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
SignatureoCe8rQke+S/u7LfJJMhplpo6frhsOUHOKN+ZzpLCoSHQxwXZtnQvPcOG2Oc8s+lxSKAQGeCbRvikPN04zUB2AA==
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

2026-09-17T10:37:39.281535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063626
observed 1e4c9076384392f2e9ea490012a2f4dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:39.264628ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063626/manifest.json
observed 85785df49a53688a11fb1dcfc6beed40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:39.246929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063626/publication.md
observed 586a74d91cd43bf09ca667fa294c81c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:39.213606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063626/publication.txt
observed be1959bd6448bda02410b8c1605cef6f...
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.