OpenTechnical

OT-2026-000050982

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, vented 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-2026-000050982) never changes.

Identity and time

Publication numberOT-2026-000050982 · never reused
Internal UUID01a0ae82-c7b4-7720-887c-b69ff008922a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050982
StatusPUBLIC

Content hashes

Canonical textf12f0ecbd6c780a2371468bbb1958cf6a0e5c7c26c298bcae19116f8cb87e43e
Markdowndc4a6a06ca051ea5c2c822a03b816952bf6cc24231317f1e51e221a68b593649
PDF
Publication pagedeff32a3b1b61552829b6654ed591613b1d55d252e315d378be53453ab38e716
Manifeste1a92c634be8e66cf9831f931ad5a3e6ba0f7cffac31c733bb8100c1c3239b69

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
Signature/WtF8JA61n7Sdk8F5Cr6CrYuy/M22EYbeRkfevhUzd2GnxcvcTfJeJELPcH8nubRPPJlX0SvSxy6RjmRDoPZBA==
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

2026-09-17T11:00:52.450523ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050982
observed deff32a3b1b61552829b6654ed591613...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.430693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050982/manifest.json
observed e1a92c634be8e66cf9831f931ad5a3e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.410972ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050982/publication.md
observed dc4a6a06ca051ea5c2c822a03b816952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.391475ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050982/publication.txt
observed f12f0ecbd6c780a2371468bbb1958cf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.372474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050982
observed deff32a3b1b61552829b6654ed591613...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.351234ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050982/manifest.json
observed e1a92c634be8e66cf9831f931ad5a3e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.332728ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050982/publication.md
observed dc4a6a06ca051ea5c2c822a03b816952...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:52.313409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050982/publication.txt
observed f12f0ecbd6c780a2371468bbb1958cf6...
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.