OpenTechnical

OT-2026-000080233

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, 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-2026-000080233) never changes.

Identity and time

Publication numberOT-2026-000080233 · never reused
Internal UUID01a0ae96-7e76-7097-8bca-69aa8fd80f12 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080233
StatusPUBLIC

Content hashes

Canonical textc471a2fd6e0663c8ee0dfe6dc0a4acf4b21eda9454ee420e9d74172f9ad11400
Markdown7fbaad593fc01ec5fe526ed38fdd98d5b8dd18550f3967fca8bbfdf003ad9fed
PDF
Publication pageafedab0b2bf771bce4fbf4f3f66a851f265ad0c77055373799236dbfa30c1282
Manifestf091beb6f2999cf862ff368d035ff35b3e657262a302ed3635973d7b75882eba

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
SignatureGGX2Nzg62stZRZgdfWgUlio2YPF3W9KHRlW+oofrfxXBKgFCltXUgQgtu05r5kViVB8B2w8X1g26vbWXNal9DQ==
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

2026-09-17T10:02:41.407809ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080233
observed afedab0b2bf771bce4fbf4f3f66a851f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.390170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080233/manifest.json
observed f091beb6f2999cf862ff368d035ff35b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.373278ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080233/publication.md
observed 7fbaad593fc01ec5fe526ed38fdd98d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:41.357666ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080233/publication.txt
observed c471a2fd6e0663c8ee0dfe6dc0a4acf4...
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.