OT-2026-000007581
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three 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-2026-000007581) never changes.
Identity and time
| Publication number | OT-2026-000007581 · never reused |
|---|---|
| Internal UUID | 01a0ae62-4df8-76e0-a235-d6a6b309a883 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:13.261569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007581 |
| Status | PUBLIC |
Content hashes
| Canonical text | bf9ace68cb850ac61f811ff28a3b15725d042bede75d4284ed50a8a3afaafafd |
|---|---|
| Markdown | 3a73f4605b1b52b92ce422971b0a56257f3da2c751f9db0a2fd461fc9ea89a8d |
| Publication page | 288ae9a2cf488283bd0d901f62041ca3401c4c870d84c0f9c69741b5467c768e |
| Manifest | 6059d16b4aff45f9ce7d3df0b905bfa068f8f5d246311b583d5c5a303ef696e4 |
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 | hfoT04q+NrZru8gEV6pdSzcDDyXafacWVjrXGsfHru6RWcPq5vJ7Tg7XS1C3XyEAXtI5OhuJOqtuAiqyKcKdDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T12:20:53.134455Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007581observed 288ae9a2cf488283bd0d901f62041ca3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:53.117149Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007581/manifest.jsonobserved 6059d16b4aff45f9ce7d3df0b905bfa0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:53.098777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007581/publication.mdobserved 3a73f4605b1b52b92ce422971b0a5625...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:53.076575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007581/publication.txtobserved bf9ace68cb850ac61f811ff28a3b1572...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. |
|---|