OpenTechnical

OT-2026-000068712

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, vented after 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-2026-000068712) never changes.

Identity and time

Publication numberOT-2026-000068712 · never reused
Internal UUID01a0ae90-2483-761a-b294-46b6d9911807 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068712
StatusPUBLIC

Content hashes

Canonical text7bc7e47c510cd7d83b3d47cec92121604a40827df8f2fae560717cffbf476f31
Markdown12d347681b78c059a4c9b67aad2ba6dc2723f3c8b3d56914db0dc5784f4a6a72
PDF
Publication page987796ceccbdd6ac842467e92e918ae0973a5b553c63d0c60a2e08067d107910
Manifesta5b32642223ca47fce1de31e453449b63e7b6edb6a49688ad65b8b108b25f308

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
SignaturejEeYQCt/BMpkAWzo7XlSnSZ7UDEPDC1T3Z7E2CtsTCv0hDXYytP5Q4TXApTcmke5XbG6QvCbZd+dLPPbWNs0CQ==
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

2026-09-17T10:29:55.298205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068712
observed 987796ceccbdd6ac842467e92e918ae0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.279276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068712/manifest.json
observed a5b32642223ca47fce1de31e453449b6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.259687ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068712/publication.md
observed 12d347681b78c059a4c9b67aad2ba6dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:55.239401ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068712/publication.txt
observed 7bc7e47c510cd7d83b3d47cec9212160...
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.