OT-2026-000005519
Publication integrity record
Vacuum cup gripper, ejector fed, pressure verified, vented after set down, polyurethane cups, oval form
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-2026-000005519) never changes.
Identity and time
| Publication number | OT-2026-000005519 · never reused |
|---|---|
| Internal UUID | 01a0a93b-b73e-7e6c-bcc8-681842271f7b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:00:58.177548Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005519 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2703cd1b930410b153f45c48e166c2fad2d9065a41ba5257e32baa386cd05497 |
|---|---|
| Markdown | 86c57cb03f7fc4be56d393aced0692a4c513913cb3ea382aa8d096295f7c0576 |
| Publication page | ff4783e8a19f3538902d0f2e2039a5023942f3ef2a9eaf367812da17f1389603 |
| Manifest | f47ef842ca2fcd35275124d2883468b94b5149ccae42fdac698f16d4f296b317 |
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 | XkdTyKfzlToru917wvlApzbEkz4rkE0gY5ttQsrSjhArohyUdPy5WHvTICGuDPkE0lXBqOH6TaCiF6DemFqNDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:10:31.178358Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005519observed ff4783e8a19f3538902d0f2e2039a502...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:10:31.165465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005519/manifest.jsonobserved f47ef842ca2fcd35275124d2883468b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:31.152953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005519/publication.mdobserved 86c57cb03f7fc4be56d393aced0692a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:10:31.139959Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005519/publication.txtobserved 2703cd1b930410b153f45c48e166c2fa...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. |
|---|