OT-2026-000080103
Publication integrity record
Four cup vacuum gripper, four zone face, pump fed, 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-2026-000080103) never changes.
Identity and time
| Publication number | OT-2026-000080103 · never reused |
|---|---|
| Internal UUID | 01a0ae96-4378-7e53-a685-4ece5293f199 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:58.480954Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080103 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8804bcfb3fa5370299c9168131811b56de41d9b96cca1065dab8ccebd45b5c50 |
|---|---|
| Markdown | 63838276aacdd24f42ddf80bd7185f8465ad8ac5144f72f6febe6ca6031ece2b |
| Publication page | 1a8e69d923c162c2e5761b11d923811a65a5b86bfc1146fc746d021d4396e05d |
| Manifest | e6d6b2d7097371d68c66e791cf9a9746c175a8d58551019ce41a0b2d029035d8 |
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 | zFg1nT52yL5+pFmNHaXNHffPJTZ/Riijvd6SJyJa1crdv4oyCpwvo41JATnZReawcSrqNg0fpWn6V4QP3g4XAw== |
| 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
| 2026-09-17T10:04:02.652631Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080103observed 1a8e69d923c162c2e5761b11d923811a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:04:02.634380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080103/manifest.jsonobserved e6d6b2d7097371d68c66e791cf9a9746...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:04:02.614956Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080103/publication.mdobserved 63838276aacdd24f42ddf80bd7185f84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:04:02.594810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080103/publication.txtobserved 8804bcfb3fa5370299c9168131811b56...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. |
|---|