OpenTechnical

OT-2026-000092927

Publication integrity record

Three cup vacuum gripper, three zone face, common isolation valve, plant vacuum fed, supply line 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-2026-000092927) never changes.

Identity and time

Publication numberOT-2026-000092927 · never reused
Internal UUID01a0ae9e-090f-751a-8e2e-ab9d96b6fff5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092927
StatusPUBLIC

Content hashes

Canonical text19c0d6cc229bac33e050b9339c43d66b0a5c4d1d1240acab992ce66cf7b4bdde
Markdowncb45807dac79d30b4cc3c67dfeefb899c2feca8e34356cde8f04d7464c25f3c6
PDF
Publication page418812986d799d6f2f39fddc8dc549f8e38edd6c4da666ba330e394d9e575825
Manifestb819f10872d19ab1c7cfbafbc1dcd72918532e664fb857d14e7202c026829d08

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
SignatureaXQue2HW0B0Idy86Q+tTXNVsKi6jA7tsvvPNBvHBaK6iTHi2yC6Ju0QwanHe4DOvk+ZmK9eZzDqs/nT3g51fDA==
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

2026-09-17T09:39:58.391981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092927
observed 418812986d799d6f2f39fddc8dc549f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.377042ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092927/manifest.json
observed b819f10872d19ab1c7cfbafbc1dcd729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.360494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092927/publication.md
observed cb45807dac79d30b4cc3c67dfeefb899...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:39:58.343362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092927/publication.txt
observed 19c0d6cc229bac33e050b9339c43d66b...
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.