OT-2026-000021656
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two 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-2026-000021656) never changes.
Identity and time
| Publication number | OT-2026-000021656 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7678-a6d3-9cbeef8cb2c9 · 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-2026-000021656 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8459138cd3f4f751b3f66159b90f3cd8c7cdf45c5235a2e5f8df55d351942df3 |
|---|---|
| Markdown | ad7927776038025fd319de5264d3211482546c543c1fe30da3570c4f1f06c98f |
| Publication page | 0188a8b40009eddc617bb867e606e86fd215c3863835d9903a93d1661cf8e821 |
| Manifest | 768b8fbb38e1590e4564cd1e7ecd635b35281812095b969ff612488e75af8e0b |
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 | du1xJb3bnA18RTxyt3Cz5A28TZ/280vm1shxmCqC9ng+bA7JX57VIIyC8AQno6+DTGDSsGT033thcJMY9XcBAA== |
| 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
| 2026-09-17T11:54:11.604154Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021656observed 0188a8b40009eddc617bb867e606e86f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:11.586668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021656/manifest.jsonobserved 768b8fbb38e1590e4564cd1e7ecd635b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.570534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021656/publication.mdobserved ad7927776038025fd319de5264d32114...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:11.553821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021656/publication.txtobserved 8459138cd3f4f751b3f66159b90f3cd8...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. |
|---|