OpenTechnical

OT-2026-000084412

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, 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-2026-000084412) never changes.

Identity and time

Publication numberOT-2026-000084412 · never reused
Internal UUID01a0ae98-5b62-7cee-9b0a-59d091b73666 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:00:15.619216Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084412
StatusPUBLIC

Content hashes

Canonical text5aeb1a85f8ab75aab964f2960bada44686ee0f3ca69509fbec6948f775c7acf2
Markdown7c65c3485762e93e1dc840a949c9dc2e67cb09aaa6ee4dc65d1cefa72924cc71
PDF
Publication page5dd239f7ee52e02b4ddb8ef16fdf556eae0b41583fd930d0457788bcf1b44cff
Manifest815b494ea5e3a69a2d98a287ad20a7c61818e54ea92681f7a8859e261eae5688

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
Signature/Mod9dQC2sd04s2k9ngWbEyi8ES2EEEIVwkCDDciIrumcVhjIxjXNXXy1t3028tFkGqegGz2YWnN32b1+RPXAg==
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

2026-09-17T09:56:21.620211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084412
observed 5dd239f7ee52e02b4ddb8ef16fdf556e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:21.602643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084412/manifest.json
observed 815b494ea5e3a69a2d98a287ad20a7c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:21.585436ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084412/publication.md
observed 7c65c3485762e93e1dc840a949c9dc2e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:56:21.567882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084412/publication.txt
observed 5aeb1a85f8ab75aab964f2960bada446...
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.