OpenTechnical

OT-2026-000067117

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, manifold 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-2026-000067117) never changes.

Identity and time

Publication numberOT-2026-000067117 · never reused
Internal UUID01a0ae8f-14ff-7846-826c-5ede333f708e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067117
StatusPUBLIC

Content hashes

Canonical text5718f47df21b1d06cc31caf045efb6da2fbdda25f124eb17c37e0635be70dbea
Markdown0550a5bb9f5247292a61c505d106d487eba238bea7cb206a9debdaa87d297a77
PDF
Publication pageffdca20fba61bbdfd6aa79db4fd9a9142c8bdddc7de0e57ab227b71442d792f7
Manifest816a77bd89905d2a78404597c9f74f707e112e1a7c09b630868dcd5acab952dd

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
SignatureM6dkR+B3KsQ+Sql9PGdIFAGUsGCeA+e4xnUM72mKhmsGfZEwGFGu+yVLMRkCiW7kT1CptxdWIG5Nr4lwIwXZDg==
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

2026-09-17T10:32:23.285043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067117
observed ffdca20fba61bbdfd6aa79db4fd9a914...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.268378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067117/manifest.json
observed 816a77bd89905d2a78404597c9f74f70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.251835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067117/publication.md
observed 0550a5bb9f5247292a61c505d106d487...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:23.234741ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067117/publication.txt
observed 5718f47df21b1d06cc31caf045efb6da...
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.