OT-2026-000071890
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump 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-2026-000071890) never changes.
Identity and time
| Publication number | OT-2026-000071890 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e93-7b6a-8602-0ddae290941f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10d190aaae0f7ad44c8628e5b5aeaa7e0020b9b4148a06bc0c510586d6e74e63 |
|---|---|
| Markdown | ac869dd33275ba727824ce294f2f08acc5359d44d8668c2fe2c2fce2e84aa466 |
| Publication page | b9fc03495170799e00ca2a3e877b479386f5b407085b613fac301f09130a26c7 |
| Manifest | 8cc1c9e3d0b16331661d12c50861789b74d9484cc50e7253e1b666b6e14e51ab |
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 | 7RifDJj0biK+CVjQq/Bo+xVx109Leik5dnZ1R5b45X9OiejMabnFbiOk1/jRb6STs23Tfm5CJZSnJrZiTRc6Cw== |
| 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
| 2026-09-17T10:24:35.891858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071890observed b9fc03495170799e00ca2a3e877b4793...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:35.877195Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071890/manifest.jsonobserved 8cc1c9e3d0b16331661d12c50861789b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:35.860002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071890/publication.mdobserved ac869dd33275ba727824ce294f2f08ac...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:35.841795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071890/publication.txtobserved 10d190aaae0f7ad44c8628e5b5aeaa7e...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. |
|---|