OpenTechnical

OT-2026-000016951

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single 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-2026-000016951) never changes.

Identity and time

Publication numberOT-2026-000016951 · never reused
Internal UUID01a0ae6e-591a-7232-bf8c-ad8442a05188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016951
StatusPUBLIC

Content hashes

Canonical textaebf65dfc477d80925f743a3f5aff6a2b30c4525947b0f9ba36dcf671b6f87ba
Markdown5e57ff671b05de44185278260021fbd5014b5a94319c979f83e7be6e4592fa32
PDF
Publication pageece04a11e0c5043ec5725aee8df9fedacd37e99ed953d0f5a82a19fa9bd75ff2
Manifest6bf7eb107ef776be33573aef2fbce02e03ad613321af82177380d1041e83619d

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
SignatureNAehNfvUU7qkAsAOYne37ZzFLJXPYodjFXbXvfpT8C+2GotrbVaVct7CXdUwAiDGgkDoYXeA3atdyjEmUo6gDw==
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

2026-09-17T12:03:14.255075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016951
observed ece04a11e0c5043ec5725aee8df9feda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:14.238958ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016951/manifest.json
observed 6bf7eb107ef776be33573aef2fbce02e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:14.222548ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016951/publication.md
observed 5e57ff671b05de44185278260021fbd5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:14.206265ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016951/publication.txt
observed aebf65dfc477d80925f743a3f5aff6a2...
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.