OpenTechnical

OT-2026-000033695

Publication integrity record

Two bellows cup vacuum gripper, two zone face, single stage ejector, supply line pressure sensor, 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-2026-000033695) never changes.

Identity and time

Publication numberOT-2026-000033695 · never reused
Internal UUID01a0ae75-a390-788b-bde5-04beb997192a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:20.325649Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000033695
StatusPUBLIC

Content hashes

Canonical text7536c3f81bf9d879e48d8af6272daed8c59cc832bafa4d49acd7ef443b84826e
Markdown4bbf394789b092a93b0d40d3293780bf15f2ae193b996f360cd8dfec7c85c8ca
PDF
Publication page3bf3e12e8eefe513dad95dbea3da834107737bf5c9a5ee30ce6f6ea15080182f
Manifest36f28dfaee2e2a90ce562556fa5fc082b70109582788aa0069e016d2e513cc1f

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
SignatureFZVqBE2T8rNWCgJW8Pp0oyt2vFsKOAWozgOxGIZenh1q6mAZaDLiKwiwXOIXBSne5dVOLGycv4ExNuQsqIHzBw==
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

2026-09-17T11:31:41.401513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033695
observed 3bf3e12e8eefe513dad95dbea3da8341...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.384904ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033695/manifest.json
observed 36f28dfaee2e2a90ce562556fa5fc082...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.367238ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033695/publication.md
observed 4bbf394789b092a93b0d40d3293780bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:31:41.350168ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000033695/publication.txt
observed 7536c3f81bf9d879e48d8af6272daed8...
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.