OpenTechnical

OT-2026-000026546

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000026546) never changes.

Identity and time

Publication numberOT-2026-000026546 · never reused
Internal UUID01a0ae71-f4a9-7973-bdeb-5f53065bff6b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026546
StatusPUBLIC

Content hashes

Canonical text49d435725d23284f6133c62afb5aca0fb79dcae2c7dfd556218d3ebfe8de2070
Markdownb28b355a718519964c90be2d30bf66386c2d9585764f963da18e1ac3fab05972
PDF
Publication pagef2e2cfdca4f61074360e197fe0bb4d88584418eb706bf1043365b8afdb94cd44
Manifestb39b8df1c8b42ea20b76abc8ed9efc661318ae8f5aa7238064f35c342ff8d415

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
Signaturef8Ymxec2YG92ekpoCklOWJvI+9WJlUCseByEX6jZabUfc+vbV+QrSgBzLTte6TTmdwZoGqutmwVRqex/vJK/BQ==
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

2026-09-17T11:44:09.833400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026546
observed f2e2cfdca4f61074360e197fe0bb4d88...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.816588ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026546/manifest.json
observed b39b8df1c8b42ea20b76abc8ed9efc66...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.798147ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026546/publication.md
observed b28b355a718519964c90be2d30bf6638...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:44:09.777236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026546/publication.txt
observed 49d435725d23284f6133c62afb5aca0f...
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.