OT-2026-000072990
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, 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-2026-000072990) never changes.
Identity and time
| Publication number | OT-2026-000072990 · never reused |
|---|---|
| Internal UUID | 01a0ae92-c815-79cb-847a-bde5d8c3adad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:10.336919Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000072990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 04afc9e5f951bd95faf54e7191b392fff1ecec7cb36a2f38ea2fc83cdd07b206 |
|---|---|
| Markdown | 5ea84df031ce89ec3f260ffb9d377053602587a16a1864476879cd2f0da04aca |
| Publication page | fae9bef382bc942e295cf0327601fbd32092621128d9955fb6d68d3b069a9355 |
| Manifest | 8c21c5387a7c28d143ee81ced07354257bf1e74e652716085f5c00078201c468 |
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 | 303Ij7PmKOsZaY8wsQfj2Mv0ed2KJ3VN5bidQNxhoZQBc61GBO91Y/2DGVETyYZ8HPySMhktAccU8YMB54jvCA== |
| 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
| 2026-09-17T10:21:55.304505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072990observed fae9bef382bc942e295cf0327601fbd3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:21:55.287049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072990/manifest.jsonobserved 8c21c5387a7c28d143ee81ced0735425...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:55.269603Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072990/publication.mdobserved 5ea84df031ce89ec3f260ffb9d377053...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:21:55.252419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000072990/publication.txtobserved 04afc9e5f951bd95faf54e7191b392ff...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. |
|---|