OT-2026-000081135
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, sustained 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-2026-000081135) never changes.
Identity and time
| Publication number | OT-2026-000081135 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b977-7599-aa1a-c88e83b505b6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081135 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3f3bc9345199454046c931256e628097b52e775623e2a4ecea15117e926a3ffe |
|---|---|
| Markdown | 8822c9cb4138ce70ad824496c61262590fd1e7d8059f48ac8fec63d89da9dfc0 |
| Publication page | 2f835764897a252bacb2d168a3d2958188410ee56ec9895d2c3922835cbedb6d |
| Manifest | e480a30a4c377d626fdef2ece0db153490ecd6b769380358983aed0e78481df8 |
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 | R4JXGt30r1xEFTRMLhIbp2YG1B/m66+15iJxVwWtBWgdXg6jDMYlc4dJP3VKkiNiC26sWZ9Xt0szr9KWEnsEBQ== |
| 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
| 2026-09-17T10:02:26.910403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081135observed 2f835764897a252bacb2d168a3d29581...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:02:26.891874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081135/manifest.jsonobserved e480a30a4c377d626fdef2ece0db1534...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:26.874162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081135/publication.mdobserved 8822c9cb4138ce70ad824496c6126259...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:02:26.856457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081135/publication.txtobserved 3f3bc9345199454046c931256e628097...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. |
|---|