OpenTechnical

OT-2026-000023375

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000023375) never changes.

Identity and time

Publication numberOT-2026-000023375 · never reused
Internal UUID01a0ae70-7268-70e1-901c-569073396b86 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:16:40.056870Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000023375
StatusPUBLIC

Content hashes

Canonical text6118f9c5c1a092b66e878b97541d0e2e5a0d07c1acadac181cb85dc06f144f94
Markdownc735d2b38dee5b46f6831f772e7d490cc66d0977c2bb2cef1200a3ef32500b59
PDF
Publication pagea5403d861ec7c458dbb1d356d1e56ee8be742791ead685eb9c968fdb0f693ffe
Manifeste0371d2f01825e58927adc4eb068309eb1c950c5c66bf2bd2a388b07d4e3b865

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
SignatureCQqOvm5YVz0uG+P4NZbgqelpQrodvgtAVot8WTUBQDo3bo//Sjflt+3DETl6oqMJW//XY82fhuovmXsrYjuKAg==
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

2026-09-17T11:51:34.246529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023375
observed a5403d861ec7c458dbb1d356d1e56ee8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.226526ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023375/manifest.json
observed e0371d2f01825e58927adc4eb068309e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.208579ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023375/publication.md
observed c735d2b38dee5b46f6831f772e7d490c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:51:34.188055ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000023375/publication.txt
observed 6118f9c5c1a092b66e878b97541d0e2e...
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.