OT-2026-000005190
Publication integrity record
Vacuum cup gripper, two stage ejector, pressure verified at each zone, vented before set down
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-2026-000005190) never changes.
Identity and time
| Publication number | OT-2026-000005190 · never reused |
|---|---|
| Internal UUID | 01a0a930-c373-75e9-b8af-fd26ca66711f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:49:00.407170Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005190 |
| Status | PUBLIC |
Content hashes
| Canonical text | 78170ab7820811442cf63e21f9d5d683a028e3f83b874faf9952675727f12883 |
|---|---|
| Markdown | 2f1f4832cd37e1633a5ed4e199cd7b28690c3a0721f0ce26ce541ec658257bba |
| Publication page | 7939895c99fb0ab11284dc6b946ede5b89336c7f6aaee5aa8d3b884ce89b0805 |
| Manifest | 1b7086989a07d88e9d640fa00c58f6f33e30631dfa457c51f32c0570ed241049 |
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 | EWTLGFRw+y33nw4rfs1ZDnLPFCKtPaA9DiTr4GcbpMDTb+FJ3Yp7EXiURKCC9myVFZUFJt8CY9yOZwZauYJXDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T07:50:05.642611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005190observed 7939895c99fb0ab11284dc6b946ede5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:50:05.627986Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005190/manifest.jsonobserved 1b7086989a07d88e9d640fa00c58f6f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:05.488649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005190/publication.mdobserved 2f1f4832cd37e1633a5ed4e199cd7b28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:50:05.476406Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005190/publication.txtobserved 78170ab7820811442cf63e21f9d5d683...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. |
|---|