OpenTechnical

OT-2026-000050214

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000050214) never changes.

Identity and time

Publication numberOT-2026-000050214 · never reused
Internal UUID01a0ae82-5c46-711a-b1df-46628fa47e6a · 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-2026-000050214
StatusPUBLIC

Content hashes

Canonical texte1a277918afa0adc62451ea087c978dad2ab077ceac96341bb46f14f463f7e13
Markdown8a03eb36d958bb7138082f6ffd60fde058a5c5393973be2e60c37dc1c9cc6f9a
PDF
Publication page7479227969ea64b815b4f524e9d079cf3343ce497dd6f9293b60d875cb41513f
Manifest3faef8088fd878153decf2a5d199458c19f0eafcaa120af29971f32f0d9a2277

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
SignatureJ39SBNy8ZA9J9o4PwrZbqvdG6PVJCelKFPYTxkUvJKVs+C5LcwXhC1I5gMmbZTNWnabitBnanDbJuiMJwBEsCQ==
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

2026-09-17T11:01:12.313502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050214
observed 7479227969ea64b815b4f524e9d079cf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:12.298816ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050214/manifest.json
observed 3faef8088fd878153decf2a5d199458c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:12.281881ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050214/publication.md
observed 8a03eb36d958bb7138082f6ffd60fde0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:01:12.266170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050214/publication.txt
observed e1a277918afa0adc62451ea087c978da...
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.