OpenTechnical

OT-2026-000014985

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000014985) never changes.

Identity and time

Publication numberOT-2026-000014985 · never reused
Internal UUID01a0ae6d-d096-7e9f-b9b5-12310d8c8806 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:47.560717Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014985
StatusPUBLIC

Content hashes

Canonical text1f722f40d4eb08fffece0e8d5978c88582500ae040fa5704c516799c5894c791
Markdown62a75bfbe038b683ed7182d93943316f2a6a4631712c7ff027c065318ed04be6
PDF
Publication page01eac5d61f0501b3893c0700766722104748471c44364ec3fbc6c8a9fc26fb63
Manifest0b691ae3615c704a7db5437e2ac6f3a0d8d6d17ce8db9dbbf5532910a6b3ce6c

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
SignaturetdbOLVTY4+PKtuwC5KJnfQqfHScs5wfuEiirIA9Fx068Sk1erM4zMHjyIyy5c3yYqEMSauGpJgXa5A4+cRxMBg==
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

2026-09-17T12:06:56.777398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014985
observed 01eac5d61f0501b3893c070076672210...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.758161ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014985/manifest.json
observed 0b691ae3615c704a7db5437e2ac6f3a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.739024ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014985/publication.md
observed 62a75bfbe038b683ed7182d93943316f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:06:56.720474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014985/publication.txt
observed 1f722f40d4eb08fffece0e8d5978c885...
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.