OpenTechnical

OT-2026-000016754

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000016754) never changes.

Identity and time

Publication numberOT-2026-000016754 · never reused
Internal UUID01a0ae6e-5919-7a25-bd78-1e4804886de3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016754
StatusPUBLIC

Content hashes

Canonical texta76456de4ba6d32d398e4ad748ac7f743bf500c08a0486296e60dc199f16f5b7
Markdown79552381785ca1995cf8a89a5c3d6eab48444d598fd6f64bb8a799518009974e
PDF
Publication page7fc62ad898f11b5ddd268ae0884ed65389cf3c3f5ea4910d7b698166299a0b71
Manifest2f642d77c233af7f82acc11419f3abc722c5554665515de4a07abb09b3ea7ac3

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
Signatureygujo8ckTPdH3V9CtYcLvDNbelRakuOIqu1QrPO8TaKXW/ehJw/LVkC0eUWQ04dsSKXE0NDmNsW8muJcrYIuDg==
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

2026-09-17T12:02:59.527983ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016754
observed 7fc62ad898f11b5ddd268ae0884ed653...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.510876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016754/manifest.json
observed 2f642d77c233af7f82acc11419f3abc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.494175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016754/publication.md
observed 79552381785ca1995cf8a89a5c3d6eab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:59.476238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016754/publication.txt
observed a76456de4ba6d32d398e4ad748ac7f74...
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.