OT-2026-000089487
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, manifold pressure sensor, 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-2026-000089487) never changes.
Identity and time
| Publication number | OT-2026-000089487 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db02-7c93-b136-15f5c50b8ca9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089487 |
| Status | PUBLIC |
Content hashes
| Canonical text | a7a0045f01ba742b284c2bc1b155da48e58e0b8370f5d7c9805ad382e4c241f5 |
|---|---|
| Markdown | 59ac5f47f3d0053bcc949661896792bf6cf27b3393e9b7a8ccbbbfb89c731f65 |
| Publication page | e67f03a7096f0538e47f426f3ec59a0f114387d88ebaffa0548088b93676552e |
| Manifest | cc172da80d728255acbc1e1d71c3300027f64bf48e71acd28f3deca0aac71c0f |
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 | OYCCNS9EhSepfD8oy7ZAZAI32HtvVt2XQm/0DxCQgPmCo9AMgEhNjJ0K6ldaguZDCatsc27WIf5W/9Nx5domCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:47:38.286912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089487observed e67f03a7096f0538e47f426f3ec59a0f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:38.268768Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089487/manifest.jsonobserved cc172da80d728255acbc1e1d71c33000...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:38.251769Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089487/publication.mdobserved 59ac5f47f3d0053bcc949661896792bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:38.235349Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089487/publication.txtobserved a7a0045f01ba742b284c2bc1b155da48...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. |
|---|