OT-2026-000015087
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, three stage ejector, pulsed blow-off before set-down, on a tool changer
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-2026-000015087) never changes.
Identity and time
| Publication number | OT-2026-000015087 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-d097-73f8-97dc-6198acfe41fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:47.560717Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015087 |
| Status | PUBLIC |
Content hashes
| Canonical text | 847ccd5991b9f3641ed04de8e570b9fffd1a7409743874d0367e3709e86535f6 |
|---|---|
| Markdown | 793c351e591de995fe696d5e50a453195e31a6aacffc2afb3de6142306603e5e |
| Publication page | 3cb52c37b292021d907d69077d9bba329302e785003e3e04b24c3b593f99c20b |
| Manifest | 3bd7d529b565c950a6583178e70043bcb54c81820c2da8cac5f0aeb666434cd7 |
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 | R2Ivgj309WAFRftHOBmB2x6ev4oALOXm7QQgZEPk1V4y7nZeE8HEfKPah3Rjf/ldLyrqA6K9gWhdmpsWGh1kAQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:07:08.446398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015087observed 3cb52c37b292021d907d69077d9bba32...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:07:08.424447Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015087/manifest.jsonobserved 3bd7d529b565c950a6583178e70043bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:07:08.403574Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015087/publication.mdobserved 793c351e591de995fe696d5e50a45319...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:07:08.381924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015087/publication.txtobserved 847ccd5991b9f3641ed04de8e570b9ff...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. |
|---|