OT-2026-000077131
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000077131) never changes.
Identity and time
| Publication number | OT-2026-000077131 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f507-7bbc-9557-18645ba0dea0 · 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-2026-000077131 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9aa2987a25b75d9b0ddc202b8d66d33741239fccd1d69db98772a83408cd8b59 |
|---|---|
| Markdown | 49174f472144a00839a9b7d68281a3768f38c93503d390b282e24130c4af03ce |
| Publication page | 8f830aaa2183ca4b1c8bda51119113ac56ffac11eb050b202ebad5df866e990d |
| Manifest | 009eb67bd591d83980553a477addf75af0fb3c296bd67173fe4d5cb1b30033d6 |
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 | gBbco7XCAW+lXBLJyGEI3EBZBvaD3IG0VqeQbOt3YYKrsb3COtcgcUQzPXdkAH0iIciJJg+UgmFgd66BmHmkAw== |
| 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
| 2026-09-17T10:11:41.512239Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077131observed 8f830aaa2183ca4b1c8bda51119113ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:41.489043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077131/manifest.jsonobserved 009eb67bd591d83980553a477addf75a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:41.468056Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077131/publication.mdobserved 49174f472144a00839a9b7d68281a376...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:41.442928Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077131/publication.txtobserved 9aa2987a25b75d9b0ddc202b8d66d337...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:36.272512Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077131observed 8f830aaa2183ca4b1c8bda51119113ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:36.253742Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077131/manifest.jsonobserved 009eb67bd591d83980553a477addf75a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:36.235151Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077131/publication.mdobserved 49174f472144a00839a9b7d68281a376...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:36.216168Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077131/publication.txtobserved 9aa2987a25b75d9b0ddc202b8d66d337...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. |
|---|