OpenTechnical

OT-2026-000088359

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, 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-2026-000088359) never changes.

Identity and time

Publication numberOT-2026-000088359 · never reused
Internal UUID01a0ae9b-5d27-748a-944b-667d172bfbf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088359
StatusPUBLIC

Content hashes

Canonical text2211221afca9388d50352d27c3c3111bd8749be8fd57b46b9c1f9e6bc21f407d
Markdown5fa4f524d3dbd20ebcf08d0e582de98c99129376e8113d668a2cd877e7cca4e4
PDF
Publication page3d7cee0043a36b5c06840c8c94a001deb4247df4bf6c125801da24555a1c2d4a
Manifest965e558a01e8c78da1c0786bf137b48460fa379489bc124a13d7fcd03d0273d4

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
SignaturehKQQMwEik/8hd2PTjWoAl3Cy1q2Jq8snowJEAi4iQywpPIL9jBuxtBxK0n2GZIajIayU/ERQKbCtdHPpAaeOBA==
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

2026-09-17T09:48:41.739820ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088359
observed 3d7cee0043a36b5c06840c8c94a001de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.722323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088359/manifest.json
observed 965e558a01e8c78da1c0786bf137b484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.688517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088359/publication.md
observed 5fa4f524d3dbd20ebcf08d0e582de98c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:41.654578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088359/publication.txt
observed 2211221afca9388d50352d27c3c3111b...
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.