OT-2026-000045689
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000045689) never changes.
Identity and time
| Publication number | OT-2026-000045689 · never reused |
|---|---|
| Internal UUID | 01a0ae7d-8f04-7942-b5fa-d60f8ee8b55d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:30:59.492045Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000045689 |
| Status | PUBLIC |
Content hashes
| Canonical text | e57d9480e04740871e12de5dd44cc0d411a885b4d0b8cdc8b30bc51de4b175a8 |
|---|---|
| Markdown | ddc83796fc6dc4c0e5a8dd21394f66f631e5a51a17151e5484c0b09b1151e36f |
| Publication page | 2a55b0b7cc4cd78df86f8191577f2e3a203b893a010179d6a2a0bd71254c17e5 |
| Manifest | 1922afde913a92928222b41218e986c2a1755a556f3474f542b9438857165961 |
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 | 0cMv/nh/tXGKjUJQtuGY6ZBYqA72A8dnaXMGYi4hynXBVqu/3NYi62FfEwm3Eh8kbIBFIwQdcF5KTkxjSdRwBg== |
| 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
| 2026-09-17T11:09:29.522669Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045689observed 2a55b0b7cc4cd78df86f8191577f2e3a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:09:29.503532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045689/manifest.jsonobserved 1922afde913a92928222b41218e986c2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:09:29.485126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045689/publication.mdobserved ddc83796fc6dc4c0e5a8dd21394f66f6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:09:29.467666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000045689/publication.txtobserved e57d9480e04740871e12de5dd44cc0d4...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. |
|---|