OT-2026-000021778
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000021778) never changes.
Identity and time
| Publication number | OT-2026-000021778 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5a-75fb-908e-8d9283eb43dd · 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-2026-000021778 |
| Status | PUBLIC |
Content hashes
| Canonical text | ed7cddd851ccddd152afd3faeb1762e8fe7e02c5a33985f940fa7d2ae2564d15 |
|---|---|
| Markdown | 784d0c7699a841ae9927681a188a5b3b5d439f591980e406bddc0d537102c4e1 |
| Publication page | 1ab72016803b8cc570082a302f262dc5bc07b1b1243e83ce1a38d24bdfc09d52 |
| Manifest | 3bd9c552cc2e2aa50521b18ce9208d07ff2746aad64016a8f066bd125a26f308 |
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 | 31bRB5phDTsyXgLRcRgynYlgBl3DiflHS9flSKXk64eQoPt6N5YKbOA87GP1y3qvVFQ/k/gldAfW+HqGUm/2Dw== |
| 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
| 2026-09-17T11:54:19.456972Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021778observed 1ab72016803b8cc570082a302f262dc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:19.439324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021778/manifest.jsonobserved 3bd9c552cc2e2aa50521b18ce9208d07...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:19.420324Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021778/publication.mdobserved 784d0c7699a841ae9927681a188a5b3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:19.377787Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021778/publication.txtobserved ed7cddd851ccddd152afd3faeb1762e8...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. |
|---|