OT-2026-000076131
Publication integrity record
Four bellows cup vacuum gripper, four zone face, pump fed, 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-2026-000076131) never changes.
Identity and time
| Publication number | OT-2026-000076131 · never reused |
|---|---|
| Internal UUID | 01a0ae94-6a6f-7b2e-bec7-5cd492fa2136 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:57.307071Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000076131 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0fc3530b616df319bbedb5eead59299daf7181ade4d719853a7243987aa61fcb |
|---|---|
| Markdown | da8f3b3eac54c07da1c0b4505820676fde31140ce5721eb3623c4e4ddbdfecbb |
| Publication page | f082579ade0416053a53bf2bdfe302a0a53a1c967515f8dccc11f660eb42dba2 |
| Manifest | d8592110e71bb2dd6af8e1897356eb034c816fa76bfcc5af75015b6f706b64c6 |
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 | BQsh3bB1qbi5paRaOri0gkCD4rBMunUMHkkOpDp0b06T/D5/QFHYEXCNhFbEO8YDVci7wygBqfMIkizrkvCDDQ== |
| 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
| 2026-09-17T10:11:07.989881Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076131observed f082579ade0416053a53bf2bdfe302a0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:11:07.974062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076131/manifest.jsonobserved d8592110e71bb2dd6af8e1897356eb03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:07.555462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076131/publication.mdobserved da8f3b3eac54c07da1c0b4505820676f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:11:07.529416Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000076131/publication.txtobserved 0fc3530b616df319bbedb5eead59299d...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. |
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