OpenTechnical

OT-2026-000017667

Publication integrity record

Four bellows cup vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pulsed 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-2026-000017667) never changes.

Identity and time

Publication numberOT-2026-000017667 · never reused
Internal UUID01a0ae6e-96fa-77cc-82ef-d5d9abfc4bee · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017667
StatusPUBLIC

Content hashes

Canonical text55d3798fad2094793d486b61a846fe09bfe5f0f0c7b0745b6218560827dc76d1
Markdownbc74e58ec926b805db59d80c8c35c08fdcc7da35145d1fca4be21ac96c03a427
PDF
Publication pageee4c36a663d8fdc752477555713ce155b932245779fd0fb95bb2f235a8fce1d8
Manifestcb735ccbe69195c0624bcdc32713e82767dd83114fcc5eef1be1e88aa6fda794

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
Signature4tV3ZNjRqBtgV0Fo7PB9fO4YA0QmPmAYWDrsMnpPQsxcqFjuhi0+yiP+QlY8U8O1lwcvNrRs1KJp9Udmc7gsDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T12:01:36.220189ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017667
observed ee4c36a663d8fdc752477555713ce155...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.200822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017667/manifest.json
observed cb735ccbe69195c0624bcdc32713e827...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.180547ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017667/publication.md
observed bc74e58ec926b805db59d80c8c35c08f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:36.161310ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017667/publication.txt
observed 55d3798fad2094793d486b61a846fe09...
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.