OT-2026-000077284
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump 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-2026-000077284) never changes.
Identity and time
| Publication number | OT-2026-000077284 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7d48-be06-caee8c7fac14 · 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-2026-000077284 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0692ad30c87e587c3ea13f6bbbabdd421a6d7c80c45958a7c930a02d26bac743 |
|---|---|
| Markdown | 574c77dbef017c6da2c6d097e94c1d24f796f17ba810eb96b96438af1a78d7cc |
| Publication page | 468d4d4b9226d045f7cfaf3b7f6bd9256739fca060dc5563eccecaee7baf49fe |
| Manifest | 5361072c2a630dd930845d485a4a4b76981e0ae6de7f1fd437e9e8dcb6c23cb3 |
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 | x6Svk+ikFL4lqqCJfZIySe61G5yKAHvjcQvzLQmBDyXQ8FayO06rSfzSimOfwl59JLHipfLRtt0swru24Me8Dw== |
| 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
| 2026-09-17T10:10:58.558870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077284observed 468d4d4b9226d045f7cfaf3b7f6bd925...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:10:58.539497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077284/manifest.jsonobserved 5361072c2a630dd930845d485a4a4b76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:58.446216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077284/publication.mdobserved 574c77dbef017c6da2c6d097e94c1d24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:10:58.029131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077284/publication.txtobserved 0692ad30c87e587c3ea13f6bbbabdd42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:25.274878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077284observed 468d4d4b9226d045f7cfaf3b7f6bd925...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:25.255213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077284/manifest.jsonobserved 5361072c2a630dd930845d485a4a4b76...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:25.236779Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077284/publication.mdobserved 574c77dbef017c6da2c6d097e94c1d24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:25.162436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077284/publication.txtobserved 0692ad30c87e587c3ea13f6bbbabdd42...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. |
|---|