OpenTechnical

OT-2026-000099168

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, three 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-2026-000099168) never changes.

Identity and time

Publication numberOT-2026-000099168 · never reused
Internal UUID01a0aea2-8288-77db-8547-2d51c916fb75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000099168
StatusPUBLIC

Content hashes

Canonical text5536ebdfc56daa9dfc239f2b8bd6eb9f2d27668baaf5e332ee44f30317bcf6ec
Markdown53ab9123d06e4455b6cdd10abce89751e50d48994a4c12b29137aed0a2ba9027
PDF
Publication page7f67ac14f1643c0a5d8989dbccfeee4561e0512cb4730832b35386098ad2bcbb
Manifest6e91780a44ae81f9f5c5830d550278df41cf71e76d4a526911cff7200680c915

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
SignaturejZwWVaZI8D/XT+OybONYpvOchUcj3P5//z5fwmC1Hk8ztcFotgI+vWSdOpTweRtG8zdaDWVUSqmqnqa20pEeDA==
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

2026-09-17T09:30:32.942446ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099168
observed 7f67ac14f1643c0a5d8989dbccfeee45...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.921687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099168/manifest.json
observed 6e91780a44ae81f9f5c5830d550278df...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.902723ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099168/publication.md
observed 53ab9123d06e4455b6cdd10abce89751...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:32.885557ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000099168/publication.txt
observed 5536ebdfc56daa9dfc239f2b8bd6eb9f...
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.