OT-2026-000022992
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000022992) never changes.
Identity and time
| Publication number | OT-2026-000022992 · never reused |
|---|---|
| Internal UUID | 01a0ae70-46ec-77c3-994d-0f8c2b5f6c38 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:28.929798Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022992 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1e764fea9112c3addc7e09f51692e09c3ed85c37fd4e5148ca7105f8dcddacec |
|---|---|
| Markdown | a994271b974d3ea3fec586f4126f92d922af4d15f63dec13b4db595ec2b2a70d |
| Publication page | e7553a4e7a9217f68562043b14ee1a42310c075ee25511f10123afc6711cc02b |
| Manifest | 56b9b483d6d87c96eab80459cd5b4b31f8fec61893eebc6296e64e364c8268f6 |
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 | EZFbV8WhrFUkyd0kLgZc1BFCLvJTf/t+0THn0IIe1NhivX9rJeMprROfnlFnPgTxCLF1BdIF/i8k3TIJE74+Bg== |
| 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
| 2026-09-17T11:52:35.056143Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022992observed e7553a4e7a9217f68562043b14ee1a42...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:52:35.041446Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022992/manifest.jsonobserved 56b9b483d6d87c96eab80459cd5b4b31...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:35.026623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022992/publication.mdobserved a994271b974d3ea3fec586f4126f92d9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:52:35.011731Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022992/publication.txtobserved 1e764fea9112c3addc7e09f51692e09c...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. |
|---|