OpenTechnical

OT-2026-000068933

Publication integrity record

Three pad foam vacuum gripper, three 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-2026-000068933) never changes.

Identity and time

Publication numberOT-2026-000068933 · never reused
Internal UUID01a0ae90-6dcc-7de3-86f8-b45cea2c265b · 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-2026-000068933
StatusPUBLIC

Content hashes

Canonical textaff0dedd6b9a75c4bc50f638cd99ce8c3755441d7f97c989db42ed2766f8a852
Markdown43eb27604b9da7eb51ec288cc68a306a4fce442cf751c333ded9a570ea4aec38
PDF
Publication page20bfb08faa465017e647c96bdfabfdb17da04c309c9b783582c55ecbdbe4b34e
Manifest166971c4c6c0268dc9a6600154b86b7b97eb8b8d15e0d37795158b9b6b471aea

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
SignatureoH2z/Mdj0kYNdILM3p0ZM9Ct3b0TuRykzvyYg3jDridxWWFQ1XgxZ5T4nZsYlqf3/KJOAuglkkAdsMs7eqtnBA==
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

2026-09-17T10:28:45.870583ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068933
observed 20bfb08faa465017e647c96bdfabfdb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.852818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068933/manifest.json
observed 166971c4c6c0268dc9a6600154b86b7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.835334ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068933/publication.md
observed 43eb27604b9da7eb51ec288cc68a306a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:28:45.816459ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068933/publication.txt
observed aff0dedd6b9a75c4bc50f638cd99ce8c...
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.