OT-2026-000028188
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum 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-2026-000028188) never changes.
Identity and time
| Publication number | OT-2026-000028188 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a520-7e47-bc4d-6d5923a2ae8c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028188 |
| Status | PUBLIC |
Content hashes
| Canonical text | bbbba708c59c1c61fe92f7985d7c8e03511239d55a55ea72fd408f2282b8432e |
|---|---|
| Markdown | 815eaf9b2ec9d7e3853a96ec0a1b3cbed02d97024d37b59e7a110a2f9a3b403f |
| Publication page | 635d39bd52664d60c58c7aac17242369e6bbf2cc59e21a30721f1a4fe20b81b1 |
| Manifest | b944dfaee63611eea729fcf770757d62f8a7bcf52fa542fc24a7e717170d4827 |
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 | BEPn2B45YBuIl33Gn0XVymjkdLiot7mRNVPRUOSDyLhoOirhTj4hMottYW4pBuJ0DIoDVM5Q/sK5lt7AOvMvBA== |
| 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
| 2026-09-17T11:42:33.009082Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028188observed 635d39bd52664d60c58c7aac17242369...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:32.992947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028188/manifest.jsonobserved b944dfaee63611eea729fcf770757d62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.974023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028188/publication.mdobserved 815eaf9b2ec9d7e3853a96ec0a1b3cbe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:32.956622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028188/publication.txtobserved bbbba708c59c1c61fe92f7985d7c8e03...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. |
|---|