OT-2026-000003715
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, six outlet manifold, two stage ejector
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-2026-000003715) never changes.
Identity and time
| Publication number | OT-2026-000003715 · never reused |
|---|---|
| Internal UUID | 01a0a90a-d3dd-717b-adea-a5bedec8702a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:34.240200Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003715 |
| Status | PUBLIC |
Content hashes
| Canonical text | b1a6053445cd85076d133460e66eff09e18aecc5a7cc1d595569a3563ba736e2 |
|---|---|
| Markdown | 39bf3f8f8850a5611e94c60a4ccdff548130d995c258050ee28ac9853a6e7b9b |
| Publication page | f8d844a631fbff7c3fe64ca6086faa4f9c64035c03706ba30cba7ae28db3aae5 |
| Manifest | e46ca40c2b1f2a33222e8c61c7e508b530233f7d4c0202a720eb7046d23bdb61 |
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 | VkKtZ8CMbuE6g5i98RZnnqqtDlqVOvwj2cwb0AaNpCo2Lr6xnn1ITfukU5tWfAezyvPZWlqQG5+Xf+Sw82qEBA== |
| 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
| 2026-09-16T08:00:34.919140Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003715observed f8d844a631fbff7c3fe64ca6086faa4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:34.905861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003715/manifest.jsonobserved e46ca40c2b1f2a33222e8c61c7e508b5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:34.891431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003715/publication.mdobserved 39bf3f8f8850a5611e94c60a4ccdff54...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:34.874402Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003715/publication.txtobserved b1a6053445cd85076d133460e66eff09...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. |
|---|