OpenTechnical

OT-2026-000059187

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed 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-2026-000059187) never changes.

Identity and time

Publication numberOT-2026-000059187 · never reused
Internal UUID01a0ae89-8613-7c79-b86a-6b9813a06994 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059187
StatusPUBLIC

Content hashes

Canonical text42b216e89690c450aed02da3da698b813fe30a3059a3e1c3093ad892502ffc84
Markdown73a9bc1f6b107a5f027fd7407245bcb4a0a05da83b3e4316b502f446736e069d
PDF
Publication page7e8b9522f254d9c3e2ce1f39f238eaca3d8a38c61dc2db714957677c3efd934d
Manifestc4b5aa6e91d0abb0e4f39ddaf6ba15dea12a7fc8b4f33feadb6330aeaa4766b4

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
SignatureAJOfZCHuEzENaTI6Kl6aUaGNL6G66KI3KrX6/WBYsj2GiMS4jdYpVjsZJgo7KzE6Tog6/6pt6qqRk4FslgrLBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:45:08.797760ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059187
observed 7e8b9522f254d9c3e2ce1f39f238eaca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.781611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059187/manifest.json
observed c4b5aa6e91d0abb0e4f39ddaf6ba15de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.764041ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059187/publication.md
observed 73a9bc1f6b107a5f027fd7407245bcb4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.745560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059187/publication.txt
observed 42b216e89690c450aed02da3da698b81...
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.