OT-2026-000090733
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, pressure sensor per zone, sustained 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-2026-000090733) never changes.
Identity and time
| Publication number | OT-2026-000090733 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-7f31-738d-ae1e-e00402be7aaf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:46.997728Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090733 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f4414f1d40d0c7d8636cd985536962add9705d7363caa89c8e05ec670a21a17 |
|---|---|
| Markdown | 5a226a53cc5668554c381afca4dddb8c9638090948a343a6b12bdd0a4bb83389 |
| Publication page | b5e83660a52302cae734152c7f5f62449ed90ef391258da4790708b201b24543 |
| Manifest | 77ca3d5ec2184166e483f86cae7b7a39c4da5bdd91eac8f39adf17bf9aad005f |
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 | E4BMw1vQr+kSC3/JZYu0KOHpV8swFQOrwd4gSEiNhWIvQOwovSXGkg+Ux+cI1GG5k/RjHCYPzXu/vBs8KGoTCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:44:23.506750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090733observed b5e83660a52302cae734152c7f5f6244...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:44:23.490760Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090733/manifest.jsonobserved 77ca3d5ec2184166e483f86cae7b7a39...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:23.474033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090733/publication.mdobserved 5a226a53cc5668554c381afca4dddb8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:44:23.456539Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090733/publication.txtobserved 5f4414f1d40d0c7d8636cd985536962a...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. |
|---|