OT-2026-000003553
Publication integrity record
Vacuum cup gripper, three outlet manifold, plant vacuum fed, contact triggered
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-2026-000003553) never changes.
Identity and time
| Publication number | OT-2026-000003553 · never reused |
|---|---|
| Internal UUID | 01a0a90a-5cde-7716-97f0-5a75f7d1af6c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:03.777036Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003553 |
| Status | PUBLIC |
Content hashes
| Canonical text | d67622839c28086d06c3cfc3f964f1482cb3eb2968ae24b5404f708d101d9740 |
|---|---|
| Markdown | bacfc54714b2feab3dcc298e61d52476f9f01326163c22753e6c52b66dc20eb0 |
| Publication page | 33f3eafbd77bd1158f38a55cdd020025e1285c9e5abd9b132679831e6f38f0d9 |
| Manifest | 9d662a83ea21f01856473deb2cfacd19b0b6bc153afce93526dfb34a88d08199 |
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 | kA2Ne2sszmixRrg3TT33IOdO42G4EgdyFV1zyRYAN8ibbmUk4dxchhZWUz3sn8JQl8e/chRj4OiHp5FYZNxgAA== |
| 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
| 2026-09-16T08:50:32.138313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003553observed 33f3eafbd77bd1158f38a55cdd020025...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:31.998323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003553/manifest.jsonobserved 9d662a83ea21f01856473deb2cfacd19...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:31.983104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003553/publication.mdobserved bacfc54714b2feab3dcc298e61d52476...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:31.966279Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003553/publication.txtobserved d67622839c28086d06c3cfc3f964f148...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. |
|---|