OpenTechnical

OT-2026-000063356

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000063356) never changes.

Identity and time

Publication numberOT-2026-000063356 · never reused
Internal UUID01a0ae8c-f943-7dd9-b920-7ece910ffa7a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063356
StatusPUBLIC

Content hashes

Canonical text0ebcf56f581fc3005fc7983fd89906b706b1c243478e0679b98bac930e0faa1d
Markdown334801772bc7ec9724a62af2db41413594e23674b333b2fdfa67acba60445e30
PDF
Publication pageb60bf434a8c5549f35843f58abcfbe71abeb6a2b1256e426eee4565f268e2f82
Manifestd0eec5461f63c7adaa6af8d2b3397014424038c91df049294d5d0cc3e9ae80a8

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
Signaturelt4p5N6nXD+8uPggMEDongKjvjJpvjiUv35d6zlGQSNgHskgqCJN67+UGLh5x4jJEJdY64lG/iRM4LzqAzePBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:37:15.492884ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063356
observed b60bf434a8c5549f35843f58abcfbe71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.472567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063356/manifest.json
observed d0eec5461f63c7adaa6af8d2b3397014...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.453802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063356/publication.md
observed 334801772bc7ec9724a62af2db414135...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:37:15.432564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063356/publication.txt
observed 0ebcf56f581fc3005fc7983fd89906b7...
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.