OT-2026-000053551
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000053551) never changes.
Identity and time
| Publication number | OT-2026-000053551 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a93-7104-a5e0-a0b1f11e4a9f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053551 |
| Status | PUBLIC |
Content hashes
| Canonical text | 37dee46dcab192325aacd132b5005c6203723249e9f1ed7e64890e7b3546670b |
|---|---|
| Markdown | c6acd0b83d29d5da5c87f910e80cf7db962684fc4a06cbcd57903c371a70f9be |
| Publication page | be9a5c5a5e6d3325221f9a479fd8f75536891229926be3afe61566abe96cf163 |
| Manifest | 17b85acd8cba0bbbe81c6871e18b7e620a466870d93dc733bc6ec14917ff8e4a |
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 | M+f+YELUEMZrc+ddi4dPz/Xo1hvdiagrWe7fubbT3vK7ec/VWYDvKin0fEko2lE1Fx931jMqwlMQjObKTKBwAA== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:24.564653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053551observed be9a5c5a5e6d3325221f9a479fd8f755...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:24.547949Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053551/manifest.jsonobserved 17b85acd8cba0bbbe81c6871e18b7e62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:24.529290Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053551/publication.mdobserved c6acd0b83d29d5da5c87f910e80cf7db...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:24.513284Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053551/publication.txtobserved 37dee46dcab192325aacd132b5005c62...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. |
|---|