OpenTechnical

OT-2026-000012123

Publication integrity record

Three cup vacuum gripper, three zone face, single 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-2026-000012123) never changes.

Identity and time

Publication numberOT-2026-000012123 · never reused
Internal UUID01a0ae6d-39f4-7e3b-ab1a-dcb000ceabdc · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012123
StatusPUBLIC

Content hashes

Canonical text6c8f025f86e008a015d11ad28d73b3ec2f0007e03a719b16e9e379d3dbc0c55e
Markdowna0da2f956d867ef82058681efb90452b3513c4e871679016152f5c4fe279e7eb
PDF
Publication page05669e0ebede163dd5c0fff78d9d95c525d319cf8fb42a1094ca6774f59ba6fc
Manifest1c943d11f2fc9826d9a6e6feb04af05b943d7d1502e1867d62527f21f010a23a

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
Signature8t96iiPuIjr2DDOQgq8m3lwA5UI4HS6egpNko2FaHFaJB45W6f/2LT44uT4LAausygbh5aesY4SC+YfFoWFODQ==
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

2026-09-17T12:11:00.396810ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012123
observed 05669e0ebede163dd5c0fff78d9d95c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.378689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012123/manifest.json
observed 1c943d11f2fc9826d9a6e6feb04af05b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.358342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012123/publication.md
observed a0da2f956d867ef82058681efb90452b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:00.337048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012123/publication.txt
observed 6c8f025f86e008a015d11ad28d73b3ec...
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.