OpenTechnical

OT-2026-000055243

Publication integrity record

Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000055243) never changes.

Identity and time

Publication numberOT-2026-000055243 · never reused
Internal UUID01a0ae86-a0ff-7836-9eec-1d5e6f1cfb8a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055243
StatusPUBLIC

Content hashes

Canonical text82a9513ea693fe560b23832bba255dfec7b7eeca07e50dbe8879c58802894095
Markdown4ccbfaef7e50694d927850c5df1f1becd1949fa8434c6dbf18bd2734ebd70dc2
PDF
Publication page129931d624112720c2ead570bdb344631d5b4ab831198e99e2ef6dceec4d2577
Manifesta5541473fdcab8e98bd2987f852b66d23b118657322d6981389f06ed342bfbdf

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
SignatureqLacujn+HUMvQlhoAqSkYXeDgTDknmj8xsHO8iXKRBJjSnKIR4AzLwSj0gQd9VKfR+PjcQenxk2KceNCk4/PBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:49.643508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055243
observed 129931d624112720c2ead570bdb34463...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:49.627361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055243/manifest.json
observed a5541473fdcab8e98bd2987f852b66d2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:49.610817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055243/publication.md
observed 4ccbfaef7e50694d927850c5df1f1bec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:49.593500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055243/publication.txt
observed 82a9513ea693fe560b23832bba255dfe...
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.