OT-2026-000003550
Publication integrity record
Bellows cup vacuum gripper, three zone face, three stage ejector, pressure verified, 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-2026-000003550) never changes.
Identity and time
| Publication number | OT-2026-000003550 · never reused |
|---|---|
| Internal UUID | 01a0a90a-5a9a-7b12-a838-316615983d72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:07:03.197500Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003550 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe7b855a1afc303d2ae1fc6fea551ae5d4310025948daaaf6e1be0754eb753ee |
|---|---|
| Markdown | 221baf3695a00b330830ba8d195921d6df991c796a1593585e148bdbf64814a1 |
| Publication page | c45ffdb81f622e9c7e4976e9b77125df2725b90b6c2c9b6a8f210a7426969364 |
| Manifest | 2f30053688fea868e153a789dfefe073993f382fe06f7141ad1ab5babd697c67 |
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 | GuFEoNUE7pN9tdheXQUazxA2wauESvCRnA2Q7qar60TaxntKVfAa+TKb05hijxVWZfCxTCRAgHoSoJOJnSGGDg== |
| 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
| 2026-09-16T08:50:32.411576Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003550observed c45ffdb81f622e9c7e4976e9b77125df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:32.397379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003550/manifest.jsonobserved 2f30053688fea868e153a789dfefe073...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:32.381280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003550/publication.mdobserved 221baf3695a00b330830ba8d195921d6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:32.240338Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003550/publication.txtobserved fe7b855a1afc303d2ae1fc6fea551ae5...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. |
|---|