OpenTechnical

OT-2026-000083451

Publication integrity record

Three cup vacuum gripper, three zone face, pump fed, sustained 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-2026-000083451) never changes.

Identity and time

Publication numberOT-2026-000083451 · never reused
Internal UUID01a0ae97-c965-76d6-b8df-850538dc60d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:38.321156Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000083451
StatusPUBLIC

Content hashes

Canonical text9824aa8f0292509ef3d55ada5412ce22b57684d7586d0c81e4ca55c4c30409ad
Markdown7cfb0926d98383cec79ec500028bfef6a04a767dda68e9f8090d4cfcb7374a83
PDF
Publication page33525a9246b18686444a236fe27d2c4bc95a739a85c7ebd45a653f8671c4773d
Manifest44d06b079d1facee7736b4a112a7bacc7323b44a59f6cdd0ce811327880c5baa

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
SignatureipIii8owFXgvUriPu2j0uR9nI4BIAgVo6TbE2+zPYdfNGjAHWpvJBLMxbu9XXsZ3pXy9oXO+BJ8llhIeTN3OBA==
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

2026-09-17T10:00:51.946179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083451
observed 33525a9246b18686444a236fe27d2c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:51.927327ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083451/manifest.json
observed 44d06b079d1facee7736b4a112a7bacc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:51.909139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083451/publication.md
observed 7cfb0926d98383cec79ec500028bfef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:00:51.887230ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083451/publication.txt
observed 9824aa8f0292509ef3d55ada5412ce22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:48.515139ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083451
observed 33525a9246b18686444a236fe27d2c4b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:48.499048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083451/manifest.json
observed 44d06b079d1facee7736b4a112a7bacc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:48.483486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083451/publication.md
observed 7cfb0926d98383cec79ec500028bfef6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:57:48.465875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000083451/publication.txt
observed 9824aa8f0292509ef3d55ada5412ce22...
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.