OpenTechnical

OT-2026-000092541

Publication integrity record

Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000092541) never changes.

Identity and time

Publication numberOT-2026-000092541 · never reused
Internal UUID01a0ae9d-b5fd-7656-9b61-edb92fe8b372 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092541
StatusPUBLIC

Content hashes

Canonical text12fdaa03abf006b5ce63d1780342fb16a18e5411f7801c5f95e2893adc6e88c7
Markdown84a492594b3ecd54a0f23d65bc1bdc9fb01bc698a3069f34861038cd8c09651f
PDF
Publication page785dc24b9ce54e4d4cbb2dabb052b9c917fc947be7bd258be6edade4e4f911dc
Manifest79a438bceee951f5e4aefcda08c914952ef52946c2a62a946f7fb587b56441b2

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
Signaturep1Lh8fBCEiRZHYcLHrcMiDakHo5qdOmASuSRyMIiRWWTKq3S9oIe+hYmQeo6rTglWMLN13DRC7Sf4JNMwQCIBw==
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

2026-09-17T09:41:07.329144ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092541
observed 785dc24b9ce54e4d4cbb2dabb052b9c9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.311484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092541/manifest.json
observed 79a438bceee951f5e4aefcda08c91495...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.295007ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092541/publication.md
observed 84a492594b3ecd54a0f23d65bc1bdc9f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:07.275079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092541/publication.txt
observed 12fdaa03abf006b5ce63d1780342fb16...
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.