OT-2026-000004562
Publication integrity record
Vacuum cup gripper, four outlet manifold, two stage ejector, contact triggered on the face
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-2026-000004562) never changes.
Identity and time
| Publication number | OT-2026-000004562 · never reused |
|---|---|
| Internal UUID | 01a0a91c-09c9-73fd-83d9-d1b15a4580f2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:26:22.155840Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004562 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8840c2e76a5f77a92616890efc69a67e4bcc6ca996ebe10273e872a62c5e6ecc |
|---|---|
| Markdown | e58c7eed6ecba27d4331ae36594bf638fcd9421a9e6a28fbcf74060a40145295 |
| Publication page | c2cafc9eae86e9525da863c2780dc971430b6016bcb21b9033bbdef0767abf64 |
| Manifest | cbf90c7628dec81c538b5ddc2d254035665ca6aa1fa8ce88f459bab46c24b8b0 |
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 | oISaKTQc5ObS98rqtpaGkQDU3GRWocT5p4FvahhXwBOfQ/rTvDv5oXhmJbYdwiTMvntt2lspN72VfrQMIhH7Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:14.499845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004562observed c2cafc9eae86e9525da863c2780dc971...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:14.486738Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004562/manifest.jsonobserved cbf90c7628dec81c538b5ddc2d254035...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:14.475476Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004562/publication.mdobserved e58c7eed6ecba27d4331ae36594bf638...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:14.462336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004562/publication.txtobserved 8840c2e76a5f77a92616890efc69a67e...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. |
|---|