OpenTechnical

OT-2026-000064138

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000064138) never changes.

Identity and time

Publication numberOT-2026-000064138 · never reused
Internal UUID01a0ae8d-a45f-790b-942b-4ce37bdc8e3e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:33.392114Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064138
StatusPUBLIC

Content hashes

Canonical text948f95c66721928af6d34764bfbcdaad3c42e4a32c1ad521b8af292631bcf31f
Markdownb6c006ce25c6d795e45b6da64b63d149548a767845ba6afaa9fd253061085694
PDF
Publication pagea877b2f80731d1f1ccdbaae97c74a08e9a2ff5397adac22502eb17b29464ac4c
Manifest49cefd3514ca1bda86d11728efdf0f781df44a65abb7aab6e3eedef8c3872150

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
SignatureQio27yZG9eB5YYm1UOhZQU0G3gFvRNtrt9fNnxYYCe18xsyrqrddOkJRPMpuULnihHMfaq34k5yNunFuvNmNAw==
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

2026-09-17T10:36:08.394492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064138
observed a877b2f80731d1f1ccdbaae97c74a08e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.375739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064138/manifest.json
observed 49cefd3514ca1bda86d11728efdf0f78...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.359159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064138/publication.md
observed b6c006ce25c6d795e45b6da64b63d149...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:36:08.339188ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064138/publication.txt
observed 948f95c66721928af6d34764bfbcdaad...
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.