OT-2026-000022115
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, 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-2026-000022115) never changes.
Identity and time
| Publication number | OT-2026-000022115 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-f4fb-741d-a31b-e16f122a10e9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:07.953226Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022115 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6aa2ba543fd5d250c816dc830ae0c7e57b9bf5945bcbb5b466bd9548534b6bc0 |
|---|---|
| Markdown | c3a4143ae4061c6289a0eaa1263069bfd531c096c70ad44b2eba92eb0369da3c |
| Publication page | 251f25d5d22168866a942231de2f2a5bf27f8a424b236a2c574387f872e41732 |
| Manifest | ff4b664047e30431a8c3457d938b2a3c2fea6fcbf0b97169037a03589f368664 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | 0x0hjVMABsXknXNB4aX1ZEtzEajRyA0KaWKpVyqQJMgDt/CRnCkuUFZdqxLBDkHZ5+i1rDzFVENwlUCJqDjQDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:52:47.180943Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022115observed 251f25d5d22168866a942231de2f2a5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:47.162660Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022115/manifest.jsonobserved ff4b664047e30431a8c3457d938b2a3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:47.144701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022115/publication.mdobserved c3a4143ae4061c6289a0eaa1263069bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:47.126203Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022115/publication.txtobserved 6aa2ba543fd5d250c816dc830ae0c7e5...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 archive | Pending 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 package | Pending Custody packages are produced weekly. |
|---|