OT-2026-000077291
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, single stage ejector, pressure sensor per zone, 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-2026-000077291) never changes.
Identity and time
| Publication number | OT-2026-000077291 · never reused |
|---|---|
| Internal UUID | 01a0ae94-f508-7549-bd17-9ebcb39c7a2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:56:32.796581Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000077291 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6b3577b6c9a268289cbba671a2c3bc27f81b6a82fcc08c312e42288fc96ec101 |
|---|---|
| Markdown | 09c77a88825eb0b4da82d8fce55f371427e75693798c7828c4ab2d0d70344a37 |
| Publication page | 921316f1a62fc4213d00eea9c1703fc31e202c84259ab9e54d4b2c1ef2e40e5a |
| Manifest | 7f28ede3406c80e85fe3be3da51844163d7a93319e95f6a1561a01511fc5aa1e |
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 | 8ahI1Omwy3ZQcpO3rox9hsvYNlq1M+8cj20whjPHbDOUuMZYC7EykA5+PbdxhUb7obTP6XYMmS5qbvunJ5A9Dw== |
| 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
| 2026-09-17T10:08:55.532995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077291observed 921316f1a62fc4213d00eea9c1703fc3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:08:55.513514Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077291/manifest.jsonobserved 7f28ede3406c80e85fe3be3da5184416...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:55.494534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077291/publication.mdobserved 09c77a88825eb0b4da82d8fce55f3714...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:08:55.474673Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000077291/publication.txtobserved 6b3577b6c9a268289cbba671a2c3bc27...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. |
|---|