OpenTechnical

OT-2026-000006845

Publication integrity record

Bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, plastic cups

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-2026-000006845) never changes.

Identity and time

Publication numberOT-2026-000006845 · never reused
Internal UUID01a0a969-7165-77b1-ae8c-eeff0d8e9196 · UUIDv7, RFC 9562
Publication timestamp2026-09-16T08:50:54.952326Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000006845
StatusPUBLIC

Content hashes

Canonical textf6daa1e7c866b8731ce22fe1f99dda4f83ba401b111456fd6ede1e4815954ccf
Markdown5c55b45bc4e7fa59ae2d52104416ae69736d84cce48ff264041f2abebbef4096
PDF
Publication page154650fbed98b6b5422ed3e768d08bd4d3ab68fcf6b0fdbe3353771f2ce15e58
Manifesta2df9e57da8ed8c33176f0a015bb6986d9979fc1f15c0bbe9ecc4cca36e93a66

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
SignatureTeHKw2D7xlfsSRFDspJrU8hd+bSybM+KKo8DD7UjPSuTEjNQH3YTCrBx6+T2+cBuJptiWNW1LtAPWzByvNMfDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-16T09:07:03Z
batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof
root 2354c19da800f8df297acf3cddd64d4d...

Independent retrieval

2026-09-16T09:00:29.890636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006845
observed 154650fbed98b6b5422ed3e768d08bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:29.877882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006845/manifest.json
observed a2df9e57da8ed8c33176f0a015bb6986...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:29.740146ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006845/publication.md
observed 5c55b45bc4e7fa59ae2d52104416ae69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-16T09:00:29.727777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000006845/publication.txt
observed f6daa1e7c866b8731ce22fe1f99dda4f...
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.