OpenTechnical

OT-2026-000095489

Publication integrity record

Foam pad vacuum gripper, four zone face, per zone isolation, pump fed, pressure sensor per zone, 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-2026-000095489) never changes.

Identity and time

Publication numberOT-2026-000095489 · never reused
Internal UUID01a0ae9f-8f73-7851-aa2a-2103acc3992b · 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-2026-000095489
StatusPUBLIC

Content hashes

Canonical textd1ea7acc60f4b4ea90de2dcc3b64305ac2b97250ecc12bdcbd2696d3e390efde
Markdownf9b1a559a6d9d01ec35b896d67c28d74ff25445479dd500f8a665d26a86044d5
PDF
Publication pagebcf1f78e70be6d0ec91a97f2669a7ae242b3ea50e3edcdb94e67ed4ae70ab4e1
Manifest9676be05349c8638d3545539c91591ef37aff58afaf8a7bd33982d68a61213fc

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
SignatureIoAeO3cuMFOxP4WxZbHhmDIFTMLj5Jq38A5DRq41XK/e6ox09sffFY1UiZXv0tkY8hVJAxy13xbQ1XagB3sbBA==
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

2026-09-17T09:36:52.060955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095489
observed bcf1f78e70be6d0ec91a97f2669a7ae2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:52.042667ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095489/manifest.json
observed 9676be05349c8638d3545539c91591ef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:52.023859ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095489/publication.md
observed f9b1a559a6d9d01ec35b896d67c28d74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:36:52.004618ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000095489/publication.txt
observed d1ea7acc60f4b4ea90de2dcc3b64305a...
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.