OT-2026-000020783
Publication integrity record
Foam pad vacuum gripper, three zone face, per zone isolation, single stage ejector, 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-2026-000020783) never changes.
Identity and time
| Publication number | OT-2026-000020783 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e3-783d-8530-1fa0631332cd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020783 |
| Status | PUBLIC |
Content hashes
| Canonical text | 30d11d06ca5809bee8fee12493b693f016f26c33e4ae420c4324791cac8bd001 |
|---|---|
| Markdown | 439d2f351b3edac8f98ffa18f2749aa34efd90c1b30d934d65a4559b2b7f93de |
| Publication page | b72380abb141b50e84b43450365f301d8cc3d6c8967eea5596aee29f24fc957f |
| Manifest | 065bf0bf1b4f737c6ad5fb9de6a0e7e5d8c0a0b85a4a91109d58a9f1003795bf |
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 | TA3OQ+TiiYthqjPUQRNagO1JcU7RZWIc7lnKis4LnjSUL77fvuutdn/9DL+ZBQJTiD1amr6tSTKf6I6WXzS4Bg== |
| 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
| 2026-09-17T11:55:51.753294Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020783observed b72380abb141b50e84b43450365f301d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:51.736080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020783/manifest.jsonobserved 065bf0bf1b4f737c6ad5fb9de6a0e7e5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:51.718811Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020783/publication.mdobserved 439d2f351b3edac8f98ffa18f2749aa3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:51.701218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020783/publication.txtobserved 30d11d06ca5809bee8fee12493b693f0...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. |
|---|