OT-2026-000015408
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, two stage ejector, 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-2026-000015408) never changes.
Identity and time
| Publication number | OT-2026-000015408 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-7b68-9da9-84c41b365251 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015408 |
| Status | PUBLIC |
Content hashes
| Canonical text | 627448344d132f3cd642cd8748a70d821fa95ca2d6414757f56e62f7dd0fff7a |
|---|---|
| Markdown | cf0f5cdc3a6ed95b61205bfc7531a69436ebe4247aeaeb273218958c46c684aa |
| Publication page | b8dde354300f637c1b65e30e917fc959951d844caa4ad677c2698437d5ba7434 |
| Manifest | bb6c2d31fba6a476eb069475573472200dccfd15a4c44c72cb1726e272a99c29 |
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 | N6kuxLjz5FjDAd6ySgOFsQuGP2eVPB4yOgH2qTdMpCqtYb8AJDa+g6rQuuHaVoEBQ2BNDNalTdl9rlNqF+DdAA== |
| 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
| 2026-09-17T12:06:08.129891Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015408observed b8dde354300f637c1b65e30e917fc959...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:08.109909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015408/manifest.jsonobserved bb6c2d31fba6a476eb06947557347220...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:08.090465Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015408/publication.mdobserved cf0f5cdc3a6ed95b61205bfc7531a694...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:08.071015Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015408/publication.txtobserved 627448344d132f3cd642cd8748a70d82...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. |
|---|