OpenTechnical

OT-2026-000069052

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000069052) never changes.

Identity and time

Publication numberOT-2026-000069052 · never reused
Internal UUID01a0ae90-6dce-7915-8553-8ac6ccdbf425 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:36.025578Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000069052
StatusPUBLIC

Content hashes

Canonical textfa6b5a6dc967acc4e31940fb3d1843900057f06de1b74145fea6950038213883
Markdown2b5bd92d3ea1fc65e7e18344a7d92ed5a934409e226db7069386ec23fd9d85e6
PDF
Publication page704a0c4fb004d07714978bf46c1547085dcba6e5ad77f6b600125b2b7c381af2
Manifest23cb42dea314bff4bcd7edab5852771c9c1ec8d7a629a58a1d6ef3213e987884

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
SignatureY+Hg3EUBDI+da84vE8KeCx7N48Uj92FCo1IJPfskqAGR08ueSODcD1UbDf6kA3tIPbv0dntfEwP/FoBO+7MRAQ==
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

2026-09-17T10:28:54.792300ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069052
observed 704a0c4fb004d07714978bf46c154708...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.776599ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069052/manifest.json
observed 23cb42dea314bff4bcd7edab5852771c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.759637ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069052/publication.md
observed 2b5bd92d3ea1fc65e7e18344a7d92ed5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:54.742583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000069052/publication.txt
observed fa6b5a6dc967acc4e31940fb3d184390...
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.