OT-2026-000052541
Publication integrity record
Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000052541) never changes.
Identity and time
| Publication number | OT-2026-000052541 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-782b-b147-139e05abcf3c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052541 |
| Status | PUBLIC |
Content hashes
| Canonical text | f085ecea2b271b68fe1debb4eade102e9d5435cd26dc08a466b8ed7b75628b17 |
|---|---|
| Markdown | f20c60c2bbf94e58397036e36b5ff25489442009cd640ab12d185c4e9dffd4fd |
| Publication page | dad39f211fad6384e6490d435d743550278a5a7d5bac1c1859fc900427f26724 |
| Manifest | 6d0013e905b3f736ab8eed71979ec73d0b95283dfe18a9a8832f6955964d5491 |
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 | t3taQmfWvCWqKDPt6GZ5Zh8iPuC9Ypy99wQSTXaCyeTUjiN3Hzc+Bdhn7vh5wMZpii0pBQh5Yw7UO2xcrxwyCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:11.484611Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052541observed dad39f211fad6384e6490d435d743550...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:11.465438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052541/manifest.jsonobserved 6d0013e905b3f736ab8eed71979ec73d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:11.446819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052541/publication.mdobserved f20c60c2bbf94e58397036e36b5ff254...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:11.426699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052541/publication.txtobserved f085ecea2b271b68fe1debb4eade102e...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. |
|---|