OpenTechnical

OT-2026-000098813

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, single stage ejector, manifold 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-2026-000098813) never changes.

Identity and time

Publication numberOT-2026-000098813 · never reused
Internal UUID01a0aea2-42b0-78d6-908d-57f8bb780e43 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:04.634453Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098813
StatusPUBLIC

Content hashes

Canonical text7b52bbc107ff606e4e69ad5048226127e5078ff8b37a50784a67395ba502c04f
Markdownb147e38ae55fd2d7a8c40f796a9d365645e2c9f9c64a66ca37df2b7844dda0cc
PDF
Publication pagee22fc6cfa37e4ef6c3c15ebfe776a9a8e113cf0851aee13df5fab982426d74a6
Manifest6df136ef9f4d805eac5a24e8f3f1336147d7d9e98a296740443d7860df939634

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
Signature7zlUiobUFiOYRIDW518GNA7u+0Mo4QkukDg+lYvPZUP1ujeFNRikv/zNHC54M1Zj5gfDc3RywU1D7kmdItC2Dw==
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

2026-09-17T09:31:08.814417ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098813
observed e22fc6cfa37e4ef6c3c15ebfe776a9a8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.795236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098813/manifest.json
observed 6df136ef9f4d805eac5a24e8f3f13361...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.777592ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098813/publication.md
observed b147e38ae55fd2d7a8c40f796a9d3656...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:31:08.760202ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098813/publication.txt
observed 7b52bbc107ff606e4e69ad5048226127...
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.