OpenTechnical

OT-2026-000077411

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, pulsed blow-off before 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-2026-000077411) never changes.

Identity and time

Publication numberOT-2026-000077411 · never reused
Internal UUID01a0ae94-f509-7219-b8ab-fe67c60275bd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:32.796581Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077411
StatusPUBLIC

Content hashes

Canonical text547db42ef72bf1632c062133435e7f17611b3d346a44550944651e50c22a4756
Markdownee9ae980ae339501a10ff7e1201720feb90eee701c3b3ed72b78b7cd64eccb46
PDF
Publication pagee1f8b525eea3938a604d3caae243fb1502f2cac0071f6916eb4549d66aeb8a71
Manifest439947f766d79dc85e5e506bbc2ea78fc39475a7ad7f2e2e33b257ed81763dab

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
SignatureEaAMyDcsP0hbvJ0515DnC5y0x8qpijUrZNXKsxVKiCqxj+iSaAx/3CWyPRfmDN/n1kQDAoiBiNunkvwbkEd0CA==
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

2026-09-17T10:09:03.604487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077411
observed e1f8b525eea3938a604d3caae243fb15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:03.583463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077411/manifest.json
observed 439947f766d79dc85e5e506bbc2ea78f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:03.564353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077411/publication.md
observed ee9ae980ae339501a10ff7e1201720fe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:03.542099ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077411/publication.txt
observed 547db42ef72bf1632c062133435e7f17...
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.