OT-2026-000050674
Publication integrity record
Foam pad vacuum gripper, three stage ejector, 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-2026-000050674) never changes.
Identity and time
| Publication number | OT-2026-000050674 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b0-7f71-a062-6920d2391954 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050674 |
| Status | PUBLIC |
Content hashes
| Canonical text | 220ccea42c085372bed029e080f51a6ac7e7dba02ae5ef96ceeb346c057b33cd |
|---|---|
| Markdown | d22ffd6c146a4bb82a972dd8518697f088deba6b1150db1823e8bde34f5514df |
| Publication page | 718be982364d197a6e2167afcef2b1f2d8cd34dec557c84f17c3e3f22a822a14 |
| Manifest | da21653679e996e6ec4ba38a24aba07a3bd570b115c17116a1aebbd79f76c9a4 |
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 | qLC2jWJZ5popD2Iexre0AqxI9E7e7B7ahiA/p/ERErtO9B4eZLDOBfRQ3y5VZzAlQBf1ckkRaWVslx4J3w6gDg== |
| 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
| 2026-09-17T10:59:22.774497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050674observed 718be982364d197a6e2167afcef2b1f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:22.756225Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050674/manifest.jsonobserved da21653679e996e6ec4ba38a24aba07a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:22.738062Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050674/publication.mdobserved d22ffd6c146a4bb82a972dd8518697f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:22.720856Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050674/publication.txtobserved 220ccea42c085372bed029e080f51a6a...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. |
|---|