OpenTechnical

OT-2026-000014188

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000014188) never changes.

Identity and time

Publication numberOT-2026-000014188 · never reused
Internal UUID01a0ae6d-b279-79a8-b908-5ffc63521b9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014188
StatusPUBLIC

Content hashes

Canonical text7e28c66783d1705d71153b444218e36652022322b8792efaa7558b7f42ddc814
Markdownf08be933e3c6abf4c53099550272202e762f292f350c649c858cdaa6fe2c7f9a
PDF
Publication page78917c225b8929f5aa5913db141ce90da07c206080e85f505fb158ee43f94340
Manifestcd93c178b251e8eb30b18aa9a9bb54bec5f3bbec525fcfd096e98dca90d26c80

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
SignaturechDsdHqDoUW8glrbU/PVx/ZTXjWH7aJtiOvm3le/FW73Xsr8O2X1NNW800tvSMiAU0JpzV78d5IJaPxDkF12AQ==
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

2026-09-17T12:07:17.128680ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014188
observed 78917c225b8929f5aa5913db141ce90d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:17.109818ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014188/manifest.json
observed cd93c178b251e8eb30b18aa9a9bb54be...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:17.089431ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014188/publication.md
observed f08be933e3c6abf4c53099550272202e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:07:17.010831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014188/publication.txt
observed 7e28c66783d1705d71153b444218e366...
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.