OT-2026-000087617
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000087617) never changes.
Identity and time
| Publication number | OT-2026-000087617 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd53-74e1-baa3-16c4cbd0e2cb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087617 |
| Status | PUBLIC |
Content hashes
| Canonical text | ea5a81ffcf45b8e0a162711ac6603d074070ada7e6578082d580be94e2f3eac6 |
|---|---|
| Markdown | 98d8d1533317a9b4e661e90331f7899342af1f8d898fa3e8ad0694050021da5e |
| Publication page | 1dc6638ea9d771bf9e804074949291549d4c94ae3f94c85ab399f578d042cb67 |
| Manifest | fc05d44681333d1006c48613d4c3d1eb72d02e7f68d2f2691d4b804934aff855 |
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 | ti3yaRVKD6qyUKX6dC5vw7DMP6vhTdMV6eddXdUFJp97mXvvpdiMHmV8CpeVi9MgzEPOe9gjqpMyKCIliEDwCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:51:03.592390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087617observed 1dc6638ea9d771bf9e80407494929154...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:03.575224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087617/manifest.jsonobserved fc05d44681333d1006c48613d4c3d1eb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:03.558558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087617/publication.mdobserved 98d8d1533317a9b4e661e90331f78993...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:03.541742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087617/publication.txtobserved ea5a81ffcf45b8e0a162711ac6603d07...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. |
|---|