OpenTechnical

OT-2026-000030535

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000030535) never changes.

Identity and time

Publication numberOT-2026-000030535 · never reused
Internal UUID01a0ae73-e504-7f4f-8ba3-da80b0c4354a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030535
StatusPUBLIC

Content hashes

Canonical textc93ed0c048e1e9d3e3118b8191baaad5ab2571b673e118fd7b568be1a3a4b4d5
Markdown8b30772a0890ba79219b312f0f18fc71beeea1df5863ad58c60325731af0c172
PDF
Publication page7479644b566f2307e13f623a75435ed0cbc829bcda1ad2deaef3938116c8cac1
Manifest03968ca886f3f8afa54938c885ef6bd40d7f38a900beb4a9d95ee5b7e5a67b35

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
SignatureUCGd1JM2yiqCmHTN3tB7dQHiYdJh+pcgbrZhXKvSpU5hdo+Drpi/b8yVUbJdPJ7j9UZt1YYTd3dc46HIEQQMBQ==
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

2026-09-17T11:38:24.124454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030535
observed 7479644b566f2307e13f623a75435ed0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.105454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030535/manifest.json
observed 03968ca886f3f8afa54938c885ef6bd4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.089127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030535/publication.md
observed 8b30772a0890ba79219b312f0f18fc71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:24.072039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030535/publication.txt
observed c93ed0c048e1e9d3e3118b8191baaad5...
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.