OpenTechnical

OT-2026-000068647

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000068647) never changes.

Identity and time

Publication numberOT-2026-000068647 · never reused
Internal UUID01a0ae90-2483-7167-b606-cc528fd3fdc4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068647
StatusPUBLIC

Content hashes

Canonical text8bc197288de070efa1a7e5d12b2887a87155e2c8b1d8911e8addd33e5d4b5211
Markdownc85fc2fffbc1910b5b2a6ead2cb78c8cfff348c6740ee6f0a45d08676974c1ce
PDF
Publication page22616f22525301e6a0236d58ff20ea147df10b8b355a07bd6b1c5ae7261239a9
Manifest73fa791025f65dc85e8d2b7534b27c9ee115179797939437286f74e987701cae

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
SignaturehsvuG4AS4GrCW4TwkRaVRSfNhv0v79XqgwZbIBui+A9AIpjOMEX875g8F+9165np0t+4Ddj9Y9CKKDqoHI8zCw==
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

2026-09-17T10:29:50.450345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068647
observed 22616f22525301e6a0236d58ff20ea14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:50.432575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068647/manifest.json
observed 73fa791025f65dc85e8d2b7534b27c9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:50.412140ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068647/publication.md
observed c85fc2fffbc1910b5b2a6ead2cb78c8c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:50.396491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068647/publication.txt
observed 8bc197288de070efa1a7e5d12b2887a8...
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.