OpenTechnical

OT-2026-000050382

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000050382) never changes.

Identity and time

Publication numberOT-2026-000050382 · never reused
Internal UUID01a0ae82-5c47-7f66-ab08-2ace26f80d77 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:14.042293Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050382
StatusPUBLIC

Content hashes

Canonical text748a3627b6046c2a7de924a012c96df0df22dafba17c95e357a49ae8709ef986
Markdown93fa5b1d3f580e104be64389f3a86e7c006121bd773fcd46ed0b48c7c753526c
PDF
Publication pagecd58da5788d24ff1c5d32ef31df931773363b6a773b87e2bf8dd38eaf5af6c46
Manifest80925cdde8750aa62d2cf8b0f2c4b513d33edefa02a0a98c0b032743198ff731

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
SignatureAHHCI2EnbIze80NAMyuQ6edLCeHcF74e0OsWxcR5f9BPJdVSnz3CFCf6nL8OeYvseRSrGzigxF99OpoSp7eWDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:01:25.101321ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050382
observed cd58da5788d24ff1c5d32ef31df93177...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.079709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050382/manifest.json
observed 80925cdde8750aa62d2cf8b0f2c4b513...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.060892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050382/publication.md
observed 93fa5b1d3f580e104be64389f3a86e7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:25.042574ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050382/publication.txt
observed 748a3627b6046c2a7de924a012c96df0...
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.