OpenTechnical

OT-2026-000011779

Publication integrity record

Single bellows cup vacuum gripper, pump fed, 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-2026-000011779) never changes.

Identity and time

Publication numberOT-2026-000011779 · never reused
Internal UUID01a0ae6d-1941-755e-a608-2385719a18dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:00.631271Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011779
StatusPUBLIC

Content hashes

Canonical textc20bede4e41126b68c81388ed6ed5179e25ac1b152f2193e2165d6ad7fbaa4d3
Markdownf3de29a43d3525e9e800ca6d0faf9d53558d45a3a1fb095b6c05ae04d0b84ede
PDF
Publication pagead1f295a25d859dd424935e159f872dec02f77bdb40a9a6724b5d3781c72002e
Manifesta25a9643658c5fc8fd3f566931d25ca9594f5551e7cba78f5013239fd69bf27f

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
Signature8Ebgj43WckpjqN2TmESaAfNcFvUAYd1/+LeojTOwnBcnhL4oIdH/+g8VQ2wMx5edrjdKQgVxv8KtkQTbElxJBQ==
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

2026-09-17T12:12:29.838940ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011779
observed ad1f295a25d859dd424935e159f872de...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:29.820158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011779/manifest.json
observed a25a9643658c5fc8fd3f566931d25ca9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:29.801025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011779/publication.md
observed f3de29a43d3525e9e800ca6d0faf9d53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:12:29.783048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011779/publication.txt
observed c20bede4e41126b68c81388ed6ed5179...
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.