OpenTechnical

OT-2026-000097180

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, three 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-2026-000097180) never changes.

Identity and time

Publication numberOT-2026-000097180 · never reused
Internal UUID01a0aea1-01ca-7526-bf8a-1d8960bc8a5e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:09:42.488246Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097180
StatusPUBLIC

Content hashes

Canonical text48232f3ec271f502ec2ab6d3a27f18e6092003ecd6029a543de193c288a3f063
Markdown07f82be990aeb49dfee21cde1b7ff6a617d4541cb107e0732787a1624af502a0
PDF
Publication page449e6d33d7eb1b271fe4aeb4e571ce3d42392090e5a5e82330d734f08e99f3d0
Manifest97c406a637ec5311669fb5b9978a8718095a1dd9aeb09e60bd4baeebcd87108b

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
Signature1RLAnszzpmmtWXNTHJZGZyCPPEBcUb+DkDt74++n0uVyZIMiG7MwlrPvJ9m5RClCflYZ0XjaFmza0kp+pWeDAA==
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

2026-09-17T09:11:02.876619ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097180
observed 449e6d33d7eb1b271fe4aeb4e571ce3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:02.859676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097180/manifest.json
observed 97c406a637ec5311669fb5b9978a8718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:02.696366ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097180/publication.md
observed 07f82be990aeb49dfee21cde1b7ff6a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:11:02.677834ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097180/publication.txt
observed 48232f3ec271f502ec2ab6d3a27f18e6...
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.