OpenTechnical

OT-2026-000058122

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000058122) never changes.

Identity and time

Publication numberOT-2026-000058122 · never reused
Internal UUID01a0ae88-6eda-727d-81ff-f1fb61781b91 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058122
StatusPUBLIC

Content hashes

Canonical text975952ff5fbf0ae0913fd1979cabbb9f08d5f653e483dbe215fb84658594be55
Markdownafba7dfab7bbe885f64c64e2dae6f2ced5049ccc7cd07f94f407f3ce43e94a80
PDF
Publication page1441c35ead6a4d29a572d522665a35c91b16475be36cb214e62231e4f36bd8fc
Manifestbea7d501320db422f58f6754fe04b6cc0c1699f26898961759b2d35833d9463d

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
SignatureTQUcINPWoWwg/kS7+w3uIs+K2mwLcTEhc/r+Y9Ldnq752NRyWA7DG+vsZ+DsARAMFzhEWggPcT0LX9YsQ2zwDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:47:47.947559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058122
observed 1441c35ead6a4d29a572d522665a35c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.930573ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058122/manifest.json
observed bea7d501320db422f58f6754fe04b6cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.911609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058122/publication.md
observed afba7dfab7bbe885f64c64e2dae6f2ce...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:47.894160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058122/publication.txt
observed 975952ff5fbf0ae0913fd1979cabbb9f...
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.