OpenTechnical

OT-2026-000092892

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000092892) never changes.

Identity and time

Publication numberOT-2026-000092892 · never reused
Internal UUID01a0ae9e-090e-70e1-af93-c22098fb3631 · 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-2026-000092892
StatusPUBLIC

Content hashes

Canonical textf7f36295c0c46ea290076ae85ba738a675352908d88c0abbd9e086b81cde4107
Markdowncca42486f0316da978e1ec86beee7d9a4a1fb86fd6bef19662787bb2d915aadf
PDF
Publication pagec8f90b430997d0277f9a9f8451dc54cb042f8fac3c0fbe1cacd5bcee6ea71116
Manifest15d1fe71e7e3af641d11f7aff230b74a2b93e87d3168c16a977d8a801867ae1f

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
SignatureSMCOxwSD09uRnQYeG8c2bL9fE9Ah654AxHesiRuPDHNPfkPnossq5b7Y2O0Na6u5S5YAt/aOpWdMRbywJGRHAw==
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

2026-09-17T09:40:00.192096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092892
observed c8f90b430997d0277f9a9f8451dc54cb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.175184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092892/manifest.json
observed 15d1fe71e7e3af641d11f7aff230b74a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.159176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092892/publication.md
observed cca42486f0316da978e1ec86beee7d9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:00.141472ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092892/publication.txt
observed f7f36295c0c46ea290076ae85ba738a6...
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.