OpenTechnical

OT-2026-000092746

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000092746) never changes.

Identity and time

Publication numberOT-2026-000092746 · never reused
Internal UUID01a0ae9d-b600-7939-846b-3a7a42d86881 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:06.506600Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000092746
StatusPUBLIC

Content hashes

Canonical text244f3180dfc15f41d9f006f56cd9aaf623fd14e0ce92807868bffe32cb862ad9
Markdown4e92fd61384f2a1324884c149e69eb1efe2f412c646997e8190aaa1508309bd0
PDF
Publication pageb451bb32a58d598faa40bf49476c4d347fd3f80fac375bebf612ae898c447b44
Manifeste43a3677c9c5c2d5fc8f8938188278d754acddf9b1e7095ace14e1027b2995b6

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
SignatureZHtWe890U7zdhNvDBW2jt4FaLnMgkmbY83yOnXNHXyHugK8EXuZCP1nPYmE49AXnPCfvJUzZe6SudPT5Ew6kCA==
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

2026-09-17T09:41:22.440874ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092746
observed b451bb32a58d598faa40bf49476c4d34...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.422827ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092746/manifest.json
observed e43a3677c9c5c2d5fc8f8938188278d7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.404931ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092746/publication.md
observed 4e92fd61384f2a1324884c149e69eb1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:41:22.387700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000092746/publication.txt
observed 244f3180dfc15f41d9f006f56cd9aaf6...
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.