OT-2026-000053447
Publication integrity record
Four bellows cup vacuum gripper, four zone face, two 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-2026-000053447) never changes.
Identity and time
| Publication number | OT-2026-000053447 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-7fa2-95bd-5862f5ad1294 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053447 |
| Status | PUBLIC |
Content hashes
| Canonical text | 88c968963f9f40fae4a3373dff719e1135eb920908ecc977ff1f98a40674821d |
|---|---|
| Markdown | b7bbb3bb092ce44cbad9a9f960818e97ad5d4384c7590efd3cc8cdca4f94c5df |
| Publication page | cf2cbf17bf8687090fcf8696990f75f81fe3a04965336289ea763ad945f87ca5 |
| Manifest | 54a9994f06342f70aea9e91305e59f56d8bae0f3f04d5a1e7be2a8d9e99cd079 |
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 | oX1O3BttXPh41X7K5lkqT25c/Dl92tzWJFOBzTBrUzvd9bI46wU7igpyBKciYCbXIgZ4eWMVhmVFCLHYB+omBQ== |
| 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
| 2026-09-17T10:55:11.419222Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053447observed cf2cbf17bf8687090fcf8696990f75f8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:11.398864Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053447/manifest.jsonobserved 54a9994f06342f70aea9e91305e59f56...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:11.380260Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053447/publication.mdobserved b7bbb3bb092ce44cbad9a9f960818e97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:11.360920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053447/publication.txtobserved 88c968963f9f40fae4a3373dff719e11...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. |
|---|