OpenTechnical

OT-2026-000084457

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, three stage ejector, sustained blow-off before set-down

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-2026-000084457) never changes.

Identity and time

Publication numberOT-2026-000084457 · never reused
Internal UUID01a0ae98-5b63-7ae9-9a28-d223e1f6e927 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084457
StatusPUBLIC

Content hashes

Canonical text3e96ce06f57cc6733fc9d84d7d132d62e259393bb4b98f7767cb917352e89882
Markdown023cc6bc38179d64a805e1b0440f2cdd223827ac9daf9fc12a60e157878fd773
PDF
Publication page845ff50c0f111ad3bc4f82f9493fca02c53c704999bb202795fe4a983b3eddba
Manifestb908552df13c9508863b42eaf7d74aba831e670428137fc83dba2e04736ff564

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
SignatureCWyCY65PBaRpf0EiHd+3aahLpTmYJok2lv3RWX4tbjJj64oAu78jtN5Uy9tHJmvfLgnlKUnjxzZsD8gi/lMCAg==
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

2026-09-17T09:56:25.117184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084457
observed 845ff50c0f111ad3bc4f82f9493fca02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.099407ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084457/manifest.json
observed b908552df13c9508863b42eaf7d74aba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.081756ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084457/publication.md
observed 023cc6bc38179d64a805e1b0440f2cdd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:25.063449ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084457/publication.txt
observed 3e96ce06f57cc6733fc9d84d7d132d62...
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.