OpenTechnical

OT-2026-000095455

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, three stage ejector, pressure sensor per zone, 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-2026-000095455) never changes.

Identity and time

Publication numberOT-2026-000095455 · never reused
Internal UUID01a0ae9f-8f73-7621-8ed2-00d96aa02ae3 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:08:07.681434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000095455
StatusPUBLIC

Content hashes

Canonical textdb0d90a2aed19decf1f46b5db282e5486ebe7421b028ea3dfa2fdec5411a1001
Markdown157007c42c0956346381a114a90d9184d258abaa99c5861468439a1e8f71ee2d
PDF
Publication page5adfb2c3aaecac95ee78bddfe77d11a73e74c941579324a7dac4593c3b51a66b
Manifeste27b1cbe054264cf4f09ca07cff4bd7cbe9f3387cc65e47fb41cc8ff62a944d0

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
SignatureXUytCaG7EX4By1GJWMK2eMVl/acbTTl+9e2rmn2fp6PTZ3+nzyNgihpp7TCwf0ZnAjVHNfd1pHeguv7sOSsODw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:36:49.952930ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095455
observed 5adfb2c3aaecac95ee78bddfe77d11a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.936204ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095455/manifest.json
observed e27b1cbe054264cf4f09ca07cff4bd7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.919631ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095455/publication.md
observed 157007c42c0956346381a114a90d9184...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:49.903426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095455/publication.txt
observed db0d90a2aed19decf1f46b5db282e548...
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.