OpenTechnical

OT-2026-000069315

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000069315) never changes.

Identity and time

Publication numberOT-2026-000069315 · never reused
Internal UUID01a0ae90-b529-75c2-b5df-856b83fc9174 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:54.310022Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069315
StatusPUBLIC

Content hashes

Canonical text938c48880b740d028c9dee6f3d339babb44c6101757810571404255a5e6a8523
Markdownb150b17367cdf381e32575879724fbf0b2057d28d320838c1bdad170fe000d5f
PDF
Publication page09e95a2353e6877e018b86438a7555a1f67c7e58788d14fa8eda4ebeeccc8d8f
Manifestc573f0731b9823be0ffc6a56b0176cb07445d5a9e52c88eb3f4da01b75cec513

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
SignatureR8231J1Yxaw9jp3g+P7/lBfmyNn41nnT+9xQ9tNkSh6dD8D9Hw17ZUt33jr6N/cE9JrIib/IQwnLX3r/DQYtAQ==
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

2026-09-17T10:30:04.716535ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069315
observed 09e95a2353e6877e018b86438a7555a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.695499ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069315/manifest.json
observed c573f0731b9823be0ffc6a56b0176cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.678509ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069315/publication.md
observed b150b17367cdf381e32575879724fbf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:30:04.658613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069315/publication.txt
observed 938c48880b740d028c9dee6f3d339bab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.252018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069315
observed 09e95a2353e6877e018b86438a7555a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.234498ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069315/manifest.json
observed c573f0731b9823be0ffc6a56b0176cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.217769ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069315/publication.md
observed b150b17367cdf381e32575879724fbf0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:27:53.199704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069315/publication.txt
observed 938c48880b740d028c9dee6f3d339bab...
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.