OT-2026-000052879
Publication integrity record
Three cup vacuum gripper, three zone face, single stage ejector, supply line pressure sensor, 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-2026-000052879) never changes.
Identity and time
| Publication number | OT-2026-000052879 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42f-77fd-83ee-4d429a7cbb2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052879 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5c2b78d3f8378f3e4a9d77c76721a82f685b68baa039a703466dd5a64b77ccca |
|---|---|
| Markdown | a5f86a11e0a381c62b18aeeac6b35e17b0972f1847de6ce9bece941dca106ee8 |
| Publication page | 8190e6fcf69e64e0918fb1e47cf13a8409c3f5dfcf1849561b39e4e0a501443d |
| Manifest | 6e12f28745ef2392d87d33a8457b75c54d04165f84c297a36c3654a358a5f505 |
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 | vSV2/skapJHis4hWT4VqeuRKKL5qTPdArqRYqDweI3Ge4PE8nZAVGjFUCk+olGafbbgWugGRYX5nQswZ6ob8CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:56:30.911961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052879observed 8190e6fcf69e64e0918fb1e47cf13a84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:30.894955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052879/manifest.jsonobserved 6e12f28745ef2392d87d33a8457b75c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.877398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052879/publication.mdobserved a5f86a11e0a381c62b18aeeac6b35e17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:30.860627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052879/publication.txtobserved 5c2b78d3f8378f3e4a9d77c76721a82f...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. |
|---|