OpenTechnical

OT-2026-000099984

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, pressure sensor per zone, sustained 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-2026-000099984) never changes.

Identity and time

Publication numberOT-2026-000099984 · never reused
Internal UUID01a0aea3-1474-7794-a04a-b83408c2d254 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:58.336218Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099984
StatusPUBLIC

Content hashes

Canonical text3e9f67f0617c49f0e7d830a48ae8ac89dfea4529d9026121ae18444d9c89b87d
Markdown9a493ef415bebccf411b71a953548991556b3d85136d9d997ff420e9cebea6b1
PDF
Publication page39fe249d55993fb6c6d34f2facf415655d4ec6f6e1c8e9963cfe6c9291e11967
Manifestccb838496a19d7d45842946b9a392f6b8de4bf3330ad685d5ee7fdeb9f47c487

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
SignatureDNV0k1UWawNqi3A57xDZw3GLUKODheDwAwIJoehInJ18hHikvUNU0nWkg0rXT8bxrKYMdKEFlmjnJFSyrNZEDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:41.305357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099984
observed 39fe249d55993fb6c6d34f2facf41565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.285649ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099984/manifest.json
observed ccb838496a19d7d45842946b9a392f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.268602ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099984/publication.md
observed 9a493ef415bebccf411b71a953548991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:41.249311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099984/publication.txt
observed 3e9f67f0617c49f0e7d830a48ae8ac89...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.642524ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099984
observed 39fe249d55993fb6c6d34f2facf41565...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.624776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099984/manifest.json
observed ccb838496a19d7d45842946b9a392f6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.605687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099984/publication.md
observed 9a493ef415bebccf411b71a953548991...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:54.587249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099984/publication.txt
observed 3e9f67f0617c49f0e7d830a48ae8ac89...
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.