OpenTechnical

OT-2026-000079626

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000079626) never changes.

Identity and time

Publication numberOT-2026-000079626 · never reused
Internal UUID01a0ae96-0b92-743b-b412-63982100222c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079626
StatusPUBLIC

Content hashes

Canonical textbfe0388c8627f330e7c5dc99c9984bf61dc1994b665802669d0d2a6210146e30
Markdown0fb475ccf071f80e982ad3515617e21dfca0ad6fc39d8c6732024e8839da7bd5
PDF
Publication pageb5dec60c27ae4317a1359b5dc651a9a95d4cb2d3489e12c10c4deeff587cb961
Manifest32c6ed87f0eb786a8632fbc77ba13cb5148dc1ae12b2fb0103a82a5a87559511

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
SignatureQX0ricyVEa49CfZN94l9420FTbNqxrPzSGyWEGfnJnO2WNCaJgnSjBMWPJPJ4yGyv+GyhYQqoUl2dGjhdsv2DA==
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

2026-09-17T10:05:17.495157ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079626
observed b5dec60c27ae4317a1359b5dc651a9a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.477693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079626/manifest.json
observed 32c6ed87f0eb786a8632fbc77ba13cb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.460231ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079626/publication.md
observed 0fb475ccf071f80e982ad3515617e21d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:17.440714ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079626/publication.txt
observed bfe0388c8627f330e7c5dc99c9984bf6...
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.