OT-2026-000050858
Publication integrity record
Foam pad vacuum gripper, common isolation valve, plant vacuum fed, vented 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-2026-000050858) never changes.
Identity and time
| Publication number | OT-2026-000050858 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b2-795b-91a3-a8ab4af41f28 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050858 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0080c9275923f9be9f0988c3a1014b23016ad330dface1648c0b67236aa2ae76 |
|---|---|
| Markdown | def3b316a6b7001461cdd44384d7e2f348097bc6f0cf21236e3cf007b9ff3679 |
| Publication page | 9cbf5d13120a93cc52755c013857b064aeedaf325088e538a3f51243c5f0e5e3 |
| Manifest | f6c1dd0d02d25adc91b76c9148d750b076a370569f563d1d483e33a9b2f3ccb4 |
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 | sLlAxw6bzJnXuvCChvrNAqZo8xSWrLIDZ6E43uLvPjh/iPy5+acysjE7SVWro+9dVWieFVeZ5O8ZLRZdYaD+CQ== |
| 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
| 2026-09-17T11:00:26.146876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050858observed 9cbf5d13120a93cc52755c013857b064...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:00:26.136164Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050858observed 9cbf5d13120a93cc52755c013857b064...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:26.122355Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050858/manifest.jsonobserved f6c1dd0d02d25adc91b76c9148d750b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:26.112814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050858/manifest.jsonobserved f6c1dd0d02d25adc91b76c9148d750b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:26.082303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050858/publication.mdobserved def3b316a6b7001461cdd44384d7e2f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:26.081644Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050858/publication.mdobserved def3b316a6b7001461cdd44384d7e2f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:26.054540Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050858/publication.txtobserved 0080c9275923f9be9f0988c3a1014b23...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:00:26.054439Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050858/publication.txtobserved 0080c9275923f9be9f0988c3a1014b23...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. |
|---|