OpenTechnical

OT-2026-000025875

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, three 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-2026-000025875) never changes.

Identity and time

Publication numberOT-2026-000025875 · never reused
Internal UUID01a0ae71-a83e-76c9-b768-3797d2fae897 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025875
StatusPUBLIC

Content hashes

Canonical text5b9a73a06e26e4dda066ed813997bae98e4b2d033d18b34dc56ac5cec589818b
Markdown8057277bb8a53a9976238cccc13e1f63cbeaa90b37ab1285a0518690d34d6e5d
PDF
Publication page3db8d74f30a79154f0135ac4fe06f8ab205de6eab9b0d254d6c005ac153e307b
Manifeste83eded2596bb0c35dd5407597af341b294dff7698913e433182440fbbe38846

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
SignaturegPu9GqOxs9mhyhqH8AREHGyX1t7Uab92NJMNiZwsTG4+1nyrOZCjs/LUCIfmi7oiH2AO3auwVSTmxun0OvD8Aw==
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

2026-09-17T11:46:06.893569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025875
observed 3db8d74f30a79154f0135ac4fe06f8ab...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:06.875978ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025875/manifest.json
observed e83eded2596bb0c35dd5407597af341b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:06.853280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025875/publication.md
observed 8057277bb8a53a9976238cccc13e1f63...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:06.830438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025875/publication.txt
observed 5b9a73a06e26e4dda066ed813997bae9...
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.