OT-2026-000077174
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, single stage ejector, vented after set-down
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-2026-000077174) never changes.
Identity and time
| Publication number | OT-2026-000077174 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7f5e-9d4a-37919687009b · 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-2026-000077174 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c3637cf15d9d03d5112dabd0785eccfa880e2eb0dfa9d9f7f562baf41542dcb |
|---|---|
| Markdown | 7b9eace3dbd6b7662d2b1b2ac6d2b7c16e82bef5c102a8c4157a26af6fdfaf54 |
| Publication page | 4da27b6d1ecf63ae4cdc70489db4b13da56f82af1d1ad32f746f2e80107b9184 |
| Manifest | 965a06b23593eae743b0311b5c7c6138f12a28ef8637c7d31d0bde27c4775438 |
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 | 5BrPB1482qLt7ZFZpZIAn6GQCkJk6dkme38YBj3BieUyVF2nnpDJWEV4JJb6Xrr76DKZCha8FjS5AKzREQG4CQ== |
| 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
| 2026-09-17T10:12:00.529187Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077174observed 4da27b6d1ecf63ae4cdc70489db4b13d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:12:00.510849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077174/manifest.jsonobserved 965a06b23593eae743b0311b5c7c6138...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:00.490974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077174/publication.mdobserved 7b9eace3dbd6b7662d2b1b2ac6d2b7c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:12:00.462114Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077174/publication.txtobserved 3c3637cf15d9d03d5112dabd0785eccf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.781396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077174observed 4da27b6d1ecf63ae4cdc70489db4b13d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.762200Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077174/manifest.jsonobserved 965a06b23593eae743b0311b5c7c6138...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.741039Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077174/publication.mdobserved 7b9eace3dbd6b7662d2b1b2ac6d2b7c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:38.718314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077174/publication.txtobserved 3c3637cf15d9d03d5112dabd0785eccf...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. |
|---|