OT-2026-000028652
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, two stage ejector, 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-2026-000028652) never changes.
Identity and time
| Publication number | OT-2026-000028652 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-79eb-a5cb-bff33f20a1f7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028652 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5100c666c79abdc7ef18de29b863ff0798270c04343a031349f300543d810524 |
|---|---|
| Markdown | dd59720eefbf99be7b46dbcd9e7c049179a67010dbece0764e12c33433a34279 |
| Publication page | 05379e0c22bde3b93723e4bcbddf970d57c2e53e444e7d1078c5f818cb10d03e |
| Manifest | 20b5da977fe7ac5667491115d0dc27c39c15ed502fcac5a7536d07338dfbf014 |
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 | a7KhPT0g4BS6fjJln9j68HKuFqccc9/XZY2iLarlGmjYb57bSXMS7psPMnfaYoq5ofSTWZjp4bZs1qNCtXvLDg== |
| 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
| 2026-09-17T11:41:31.803244Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028652observed 05379e0c22bde3b93723e4bcbddf970d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:31.786041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028652/manifest.jsonobserved 20b5da977fe7ac5667491115d0dc27c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:31.766572Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028652/publication.mdobserved dd59720eefbf99be7b46dbcd9e7c0491...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:31.747040Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028652/publication.txtobserved 5100c666c79abdc7ef18de29b863ff07...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. |
|---|