OpenTechnical

OT-2026-000068766

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000068766) never changes.

Identity and time

Publication numberOT-2026-000068766 · never reused
Internal UUID01a0ae90-6dcb-78b1-8b94-9e01c1b5720e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068766
StatusPUBLIC

Content hashes

Canonical text3922ba3d7f58d2d8b64e82dfa4cc51a43de89f3cafc43afb70bef72aa47d2dad
Markdown9faae872254f892148423a4e39a193141c3d97d42f3fedb8c7ab498c7ea3dc04
PDF
Publication page6234f9b4c0431e683da0ef48bae9cfaf7e8fa50a62b9712c621bbc1f28aeec74
Manifest510bb6efe6ed7591106c246d5f9232477cfe3cb994a32f2ff7f02e9f05ffdedd

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
SignaturenM7OwaeKubQdvO7qA3hkuKMov9rYalWT5+EFdRXD/yk1frfbJQ4ThzVZ0+CxffkIzcCRIAa0gGmsMae4BXNUCQ==
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

2026-09-17T10:28:33.245003ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068766
observed 6234f9b4c0431e683da0ef48bae9cfaf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:33.228415ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068766/manifest.json
observed 510bb6efe6ed7591106c246d5f923247...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:33.209611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068766/publication.md
observed 9faae872254f892148423a4e39a19314...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:33.190584ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068766/publication.txt
observed 3922ba3d7f58d2d8b64e82dfa4cc51a4...
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.