OT-2026-000021708
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, pulsed 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-2026-000021708) never changes.
Identity and time
| Publication number | OT-2026-000021708 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-79b5-bd94-30cd7881b01f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021708 |
| Status | PUBLIC |
Content hashes
| Canonical text | a535b9aca6e6065a22a7c5308b3bc1ed4c11bb902cb2434ed966e25ba47b2118 |
|---|---|
| Markdown | 34e2ade4b7e54b19cfe9abe7c94df90094ba2d79d64b5156cfd925208f3cf6fa |
| Publication page | 5a62de7ced70d170ad512a1c2e9542758e84c85b56b4a08cfa9aaf2d31f75a43 |
| Manifest | d63a1b3d68414f8e407c8c634631ff917e0703a1e66332bded3d9f54b09c93c9 |
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 | RbjuJffyrxVLPjJUpxWlIKutW6Rbq9kf57f+FpZyhgvsfuQttKGPjw6ZV+kV/wqQMo8WumP9mO0PNtXDjSrhBA== |
| 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
| 2026-09-17T11:54:14.876045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021708observed 5a62de7ced70d170ad512a1c2e954275...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:14.848767Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021708/manifest.jsonobserved d63a1b3d68414f8e407c8c634631ff91...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:14.822645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021708/publication.mdobserved 34e2ade4b7e54b19cfe9abe7c94df900...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:14.775324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021708/publication.txtobserved a535b9aca6e6065a22a7c5308b3bc1ed...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. |
|---|