OpenTechnical

OT-2026-000086282

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-2026-000086282) never changes.

Identity and time

Publication numberOT-2026-000086282 · never reused
Internal UUID01a0ae9a-2c95-7451-8f75-4913f64208c7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:14.823225Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000086282
StatusPUBLIC

Content hashes

Canonical textb4f0946bd35cf3240b63601b6b59e82d9b99d232e413cf76df987d45a81cf2da
Markdown64bb345cc5b73a9a5ad2b40423122d3379a176ce6591e7ee72e2dba4d4267929
PDF
Publication pagec9726f89cd224c10929d4460c6f9e009fdeaa2d19f8805084a035c541149e478
Manifest30ddf9ead15db5386cd83a5804c6119a9d436684c886fbb181f161107d1430b6

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
SignatureV7JWlhq6F92XFer/6Pdp5frbflATN/eUkyZipgzaYKsP867zkVlJEOrXhwgKDwR2ZsgJFHZnBaTDo35VBKYCCw==
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

2026-09-17T09:51:57.257512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086282
observed c9726f89cd224c10929d4460c6f9e009...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:57.239969ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086282/manifest.json
observed 30ddf9ead15db5386cd83a5804c6119a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:57.223979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086282/publication.md
observed 64bb345cc5b73a9a5ad2b40423122d33...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:51:57.207235ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000086282/publication.txt
observed b4f0946bd35cf3240b63601b6b59e82d...
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.