OpenTechnical

OT-2026-000033554

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, pulsed blow-off 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-2026-000033554) never changes.

Identity and time

Publication numberOT-2026-000033554 · never reused
Internal UUID01a0ae75-a38e-7bbb-b399-f10111383156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033554
StatusPUBLIC

Content hashes

Canonical text63c58c7316dd07b998d7feee993ba0c1f1f6a2be80c5727c5048f42d7c72c839
Markdownfbf59b95e3f4942e74eed3e96ea0d4294d66ca60c29ca1d4f08e8c6c03ea9027
PDF
Publication page8fea0edd9c69285b354402e48477262b92211470a607b8270bf31e288b3d8746
Manifeste4c0a1177f631c2efc70f9c18ff43f160fa38ff6d9c4a077b132b179b0ed4563

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
Signaturesq0hQhOd9Kl6LvQOo6dR8SsHGlll3db1naoDzQBD5CuerEbdk6d7mQ2EA9WUL5RaWWgQ6FkZVzeMfDiALTizCA==
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

2026-09-17T11:31:25.159486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033554
observed 8fea0edd9c69285b354402e48477262b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.142746ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033554/manifest.json
observed e4c0a1177f631c2efc70f9c18ff43f16...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.124793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033554/publication.md
observed fbf59b95e3f4942e74eed3e96ea0d429...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:25.107348ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033554/publication.txt
observed 63c58c7316dd07b998d7feee993ba0c1...
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.