OT-2026-000077448
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, vented 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-2026-000077448) never changes.
Identity and time
| Publication number | OT-2026-000077448 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f509-7dfb-bc95-62e4c074fe6a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077448 |
| Status | PUBLIC |
Content hashes
| Canonical text | 39144c9a381d5947f0533c5bb21905944ddb4e2d9dcb3b7c362029c066bb33c9 |
|---|---|
| Markdown | 72538b361240adfa0a1c290f85f46e639eb9477dc6911627d0f56c6e534389e7 |
| Publication page | c09b335367b19afa630feffe4d65216036cc78f5cb53cace618e3d76b1dcb1ca |
| Manifest | e9b5a95100bcdae72917230cbc4b25bc624bd1f0dfd01fe583f0231c834f6e98 |
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 | 6bnj5Ecu+WAnmIFKSFbF8ptTxCW1CCugmRvYq7B8VOvpdgQSjZaj9awMNDIMurtudIYIjK6Ra7LDoi1j3sqBAg== |
| 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
| 2026-09-17T10:09:07.978646Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077448observed c09b335367b19afa630feffe4d652160...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:09:07.961149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077448/manifest.jsonobserved e9b5a95100bcdae72917230cbc4b25bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:07.942054Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077448/publication.mdobserved 72538b361240adfa0a1c290f85f46e63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:09:07.922627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077448/publication.txtobserved 39144c9a381d5947f0533c5bb2190594...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. |
|---|