OT-2026-000049538
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, sustained blow-off 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-2026-000049538) never changes.
Identity and time
| Publication number | OT-2026-000049538 · never reused |
|---|---|
| Internal UUID | 01a0ae81-8f7d-77be-bc60-c09cd844555f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:21.728203Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049538 |
| Status | PUBLIC |
Content hashes
| Canonical text | cde0534fde6cbb0bdf3d52c9abdbc45919a86b942a25184167209adfa7f70c0a |
|---|---|
| Markdown | e6c10c8e166a6fe32070e09639ede7044cadd070902079b03b6d6b3bf0026e13 |
| Publication page | 34edff090a08126f3f96ae71ced27e29519e4265a586fb5c8cca610754f05c1b |
| Manifest | e008aeaa8ed5aa3628ab584d4275f2c5e969f4d17ba51093483d5a1a6a4b8634 |
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 | VnPB0LGD02a80z6m9WYQNEvUwBtAUHDfWYP9glRkVsGO/QpK2yoCAXhndtOpz2xN0NfiQMotmjud7K1gpoARCQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:02:24.190181Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049538observed 34edff090a08126f3f96ae71ced27e29...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:02:24.173655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049538/manifest.jsonobserved e008aeaa8ed5aa3628ab584d4275f2c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:24.155122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049538/publication.mdobserved e6c10c8e166a6fe32070e09639ede704...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:02:24.136723Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049538/publication.txtobserved cde0534fde6cbb0bdf3d52c9abdbc459...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. |
|---|