OpenTechnical

OT-2026-000067210

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000067210) never changes.

Identity and time

Publication numberOT-2026-000067210 · never reused
Internal UUID01a0ae8f-14ff-7045-a140-e9188fa796d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:50:07.760615Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000067210
StatusPUBLIC

Content hashes

Canonical text316cf391e32a15803ac4670d5a52e3b5e332d2d6eb195b27fd4a62c5455f0de4
Markdown6fcd6c10944699f08ba6054b5f67d19c9cfd63b5c51694eb1cef112c9527401b
PDF
Publication page0bd5b9c167474fec7c6b2538cc0a6a8c9af9c3f8ae712c20a59ed85784d9141c
Manifestefaaf6c8c3823971a32647ae7e81824606ed605285c8d7e76073b3fe093d01a6

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
Signature5V60vV5InFZtioarrcut+D4NlHA2ggINKN9EV+RU+XmzKX1V5wZre9jf+Vxsmi/DclYiNaqWmyFf9mTA0cnGAQ==
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

2026-09-17T10:32:29.975362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067210
observed 0bd5b9c167474fec7c6b2538cc0a6a8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.958633ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067210/manifest.json
observed efaaf6c8c3823971a32647ae7e818246...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.939784ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067210/publication.md
observed 6fcd6c10944699f08ba6054b5f67d19c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:29.922763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000067210/publication.txt
observed 316cf391e32a15803ac4670d5a52e3b5...
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.