OpenTechnical

OT-2026-000033881

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000033881) never changes.

Identity and time

Publication numberOT-2026-000033881 · never reused
Internal UUID01a0ae75-a391-746f-a45a-fefb4530f815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033881
StatusPUBLIC

Content hashes

Canonical textd431c01e1a11ffe0277f2ea27124a74e9bcfdbdb80bc4769c541e21486da1918
Markdownb12096a43acbb4bd50cae511407684827c6825a39c8a8b78898f8f1675c77b2f
PDF
Publication page987cf30889b1e9c42981885c7a17031f7a701b974efb97aa48e3c49291a4563f
Manifest9c3f57c7514714775cc339e567a780177ca495b921a89d685ea2ec1b7c411eb0

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
SignaturekOz3RnGHQbhHC19QoS6z12nYJSv4oFezYSFGbfkCPAftB6qxfc+pa2qU73tYwahMR+Gq/OaGJwTfVZ9VF3YsAw==
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

2026-09-17T11:31:57.132276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033881
observed 987cf30889b1e9c42981885c7a17031f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.111948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033881/manifest.json
observed 9c3f57c7514714775cc339e567a78017...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.093039ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033881/publication.md
observed b12096a43acbb4bd50cae51140768482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:57.075263ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033881/publication.txt
observed d431c01e1a11ffe0277f2ea27124a74e...
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.