OpenTechnical

OT-2026-000080365

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, 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-2026-000080365) never changes.

Identity and time

Publication numberOT-2026-000080365 · never reused
Internal UUID01a0ae96-7e77-7813-966c-849ef99e3a6d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:58:13.512436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000080365
StatusPUBLIC

Content hashes

Canonical textc0b8a0fd0f588d89314ac4a907892de4a0b839280976b4cb8359ece64d63912e
Markdown2fbec49c9f93ecd3d1494edb5ae75e746092a37014cfabd7379f42576dc22fb3
PDF
Publication page743d23a336232245ec13a7595701aa77ac0f3d2983714b7ac8573059d197a48e
Manifest1314fe316f5ba7981c84ef08b099d6f72b289e3ea5908d5f8849b01b770ce9b0

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+2U8Src8M/skgs/PdPpkbmiUWd6ElQY2B3XWr2En7wlqT8WzI5AjEPTGIDHLYoaVj0DXqR2W5B2Ds1EfsGIUAA==
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

2026-09-17T10:02:51.257925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080365
observed 743d23a336232245ec13a7595701aa77...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.239229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080365/manifest.json
observed 1314fe316f5ba7981c84ef08b099d6f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.220184ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080365/publication.md
observed 2fbec49c9f93ecd3d1494edb5ae75e74...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:02:51.202160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000080365/publication.txt
observed c0b8a0fd0f588d89314ac4a907892de4...
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.