OT-2026-000057517
Publication integrity record
Single cup vacuum gripper, two stage ejector, supply line pressure sensor, vented 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-2026-000057517) never changes.
Identity and time
| Publication number | OT-2026-000057517 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2692-7f15-9ad7-036d9360944e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057517 |
| Status | PUBLIC |
Content hashes
| Canonical text | fcae85863bf88fd7b165c6d91274f6a79871d335d49bf03623a65513972df445 |
|---|---|
| Markdown | 130305e7a3faa733c8e90def49a8fd25e77ac12d4872f6f3ba6b479513dd06ed |
| Publication page | 0217d26eb9f9e67132377e6384f4933ce215e3f59f30fecb83e01991baa7363c |
| Manifest | 3694b83b94a3b48eea35776e2e29961c2dcca602a17acac1b9e63c4a86dd2fda |
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 | bOl68rhiTLEt6nUW4VUJ8iYzY1mXXY5zhi4UxUAJQxf6MqSlqWJLwgEn+DejV01Sxyc13HQD/iexfYZwQ4xYBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:48:02.918618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057517observed 0217d26eb9f9e67132377e6384f4933c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:02.900413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057517/manifest.jsonobserved 3694b83b94a3b48eea35776e2e29961c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:02.882043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057517/publication.mdobserved 130305e7a3faa733c8e90def49a8fd25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:02.865584Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057517/publication.txtobserved fcae85863bf88fd7b165c6d91274f6a7...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. |
|---|