OpenTechnical

OT-2026-000034193

Publication integrity record

Single cup vacuum gripper, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034193) never changes.

Identity and time

Publication numberOT-2026-000034193 · never reused
Internal UUID01a0ae75-df0d-7671-845b-755de9d66bb4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:35.550760Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034193
StatusPUBLIC

Content hashes

Canonical text036b721f69fe2c4b57121a71b4499cba5def57e63b9413f388091c2318bee976
Markdown051d4246eefe762f02547ae9e294a97bc65d9de994e258345d339b890729ea6a
PDF
Publication page417730d5d20c4b74a35cc9da603cb1a64db535932160591629b9fc8ced35ae0e
Manifest103774925c6e5720ad508084facd4df7f097365d3224bc68463acb2038e234ac

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
Signature0K5GZa5TV3g4lGAR6x+AmI4JJ2VCZHx7dvO18cVky1hqB7pugQ6GDg8/w3m0Qc94hazNkvt5M/QovL4noE7EBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:30:43.982119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034193
observed 417730d5d20c4b74a35cc9da603cb1a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.960771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034193/manifest.json
observed 103774925c6e5720ad508084facd4df7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.943757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034193/publication.md
observed 051d4246eefe762f02547ae9e294a97b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:43.926934ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034193/publication.txt
observed 036b721f69fe2c4b57121a71b4499cba...
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.