OpenTechnical

OT-2026-000092244

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two 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-2026-000092244) never changes.

Identity and time

Publication numberOT-2026-000092244 · never reused
Internal UUID01a0ae9d-875a-7e67-b444-ac01dee7c8dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:05:54.538201Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092244
StatusPUBLIC

Content hashes

Canonical texta266af22d30999a627aa76c748ea465cab37843c8f249f88444efba7f77bdc21
Markdownec103f7e0cab11a1dd38b7696ccfb5f18b3901785229d4f3e73ff82008e16ac7
PDF
Publication pageb2e370995a531dd0e1d2ba219122a8b0bd5fda8e0b81c79a984e6bdaec004978
Manifest203af1e62c66101580c02b3268bfbeac26f9adb2d91d72008a481a682800304f

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+rs0tPai6gRi3SLxQ5Dn+3mTmPFkGDsIrOZy7nA4tv+jWxqabtYRNoJDSdvGnrK48lb7IoIMIEMhRhtKRQSbAw==
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

2026-09-17T09:41:46.047606ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092244
observed b2e370995a531dd0e1d2ba219122a8b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:46.031091ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092244/manifest.json
observed 203af1e62c66101580c02b3268bfbeac...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:46.012818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092244/publication.md
observed ec103f7e0cab11a1dd38b7696ccfb5f1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:45.994848ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092244/publication.txt
observed a266af22d30999a627aa76c748ea465c...
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.