OT-2026-000077450
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented after 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-2026-000077450) never changes.
Identity and time
| Publication number | OT-2026-000077450 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-70f4-8725-65c2bf24a33a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077450 |
| Status | PUBLIC |
Content hashes
| Canonical text | da2fcfea71e799cf4f8142dda240ec486b38654457b6c32ce108545e4a92cd97 |
|---|---|
| Markdown | 359870da19060e0e5d5387d22c1741dd6c84c6b48d634d64c010e3dc812a5716 |
| Publication page | 067911c998b16f7ba43f2ae7372fc5f81ace36890c0dc65e5cff39f6585e1783 |
| Manifest | b73db181bcf9b87c9335549ff89e70319dd909ffa6f165d09227dca3ab2fed61 |
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 | RMvVe3FdsxMT5JkqihKHLqsoPuQXsHZuPl6+iozyaXvI3KjszWeAa0sNatFnSjUH3RG+3ooRudCWW7HbdhyJBQ== |
| 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
| 2026-09-17T10:09:08.137504Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077450observed 067911c998b16f7ba43f2ae7372fc5f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:08.119471Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077450/manifest.jsonobserved b73db181bcf9b87c9335549ff89e7031...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:08.100545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077450/publication.mdobserved 359870da19060e0e5d5387d22c1741dd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:08.080079Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077450/publication.txtobserved da2fcfea71e799cf4f8142dda240ec48...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. |
|---|