OT-2026-000075780
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000075780) never changes.
Identity and time
| Publication number | OT-2026-000075780 · never reused |
|---|---|
| Internal UUID | 01a0ae94-29fe-7c59-9ede-3e89336b1de3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:40.814795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000075780 |
| Status | PUBLIC |
Content hashes
| Canonical text | c45cb0397c613274c9f005083a27e39093be66caff18d1170637ae8d862f5d8a |
|---|---|
| Markdown | 9283f08a8a0625753fbfd3077e94b1035c3e1299f4f52a863032538458bfc6de |
| Publication page | 5fe19ad4cc570cca75de2f991b4aac1ae10c0ee6c4675dbf1947bcc5a4ce65d6 |
| Manifest | a807ad6dfc80cdb9293f9b2ad5e7f4a9a6601630a09b8bf61b96c57c504117e4 |
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 | u5C36wfh3zcbH/DGintS7t6B/fGi6r5HBUwhsbqvWsR3qbQ4wSb/c7cux0Rtk9MDzwzg6qro9bdI5pPrgrU5Dg== |
| 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
| 2026-09-17T10:14:12.811476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075780observed 5fe19ad4cc570cca75de2f991b4aac1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:14:12.794304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075780/manifest.jsonobserved a807ad6dfc80cdb9293f9b2ad5e7f4a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:12.775939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075780/publication.mdobserved 9283f08a8a0625753fbfd3077e94b103...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:14:12.757931Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000075780/publication.txtobserved c45cb0397c613274c9f005083a27e390...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. |
|---|