OpenTechnical

OT-2026-000024671

Publication integrity record

Three cup vacuum gripper, three zone face, four outlet manifold, two 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-2026-000024671) never changes.

Identity and time

Publication numberOT-2026-000024671 · never reused
Internal UUID01a0ae71-2725-73f6-9576-8d13e9128716 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024671
StatusPUBLIC

Content hashes

Canonical text320da96dd69b44e02feee2ecab705388515852c2644ba4d0a287a77469b3bee6
Markdownb1ae7c87a00a8d78adc4e96d6895d7e5fca9b432c332bb7d7b9b62724d92cfa2
PDF
Publication page18bb72132dc49a141545421819c8a10bc05b2b0a63e2bc3db55cf790859f7a44
Manifest03ebdb4539e96e5cafe675fcb83a2a02005afb4deacd866e3fa382488b909827

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
SignatureCZlUBwQX8svfhZJKyJ1V2T2IHZti1UquKrXfTD7+xNhOy3DLJgq0vwqiquAHk0B+mZXXvFoaSTcFfUssh97TDw==
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

2026-09-17T11:47:54.036638ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024671
observed 18bb72132dc49a141545421819c8a10b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:54.019443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024671/manifest.json
observed 03ebdb4539e96e5cafe675fcb83a2a02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:53.999774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024671/publication.md
observed b1ae7c87a00a8d78adc4e96d6895d7e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:53.981845ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024671/publication.txt
observed 320da96dd69b44e02feee2ecab705388...
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.