OT-2026-000020104
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, 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-2026-000020104) never changes.
Identity and time
| Publication number | OT-2026-000020104 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-4378-711e-b364-7a9c8b7eb277 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020104 |
| Status | PUBLIC |
Content hashes
| Canonical text | f450af7adaf1dd26174b3b12494c9d4842b5a5c92f2e4d2e79b89e14990d4ab8 |
|---|---|
| Markdown | c2a95419daeb3af0f038c74cdcfe27a6f7684eb445c06cc0d5837ad582cdce43 |
| Publication page | 16b00b3aeab9da3c9341e1fde1dff26b78edb95b57f27345f27af87fa83ca38c |
| Manifest | 3051be8c01b68e91f9e428ec9906fc09299eb83175931c8229541361947aa000 |
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 | ldKfk7JGUKVgiYx9hVQNnQvKJjUKtjgHI05rwxMSBQ3DnVjVYjHWcU9Roqq3QgvWVSsn0lPjsmUf89/BSmfiCg== |
| 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
| 2026-09-17T11:56:23.928707Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020104observed 16b00b3aeab9da3c9341e1fde1dff26b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:23.909869Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020104/manifest.jsonobserved 3051be8c01b68e91f9e428ec9906fc09...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:23.889477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020104/publication.mdobserved c2a95419daeb3af0f038c74cdcfe27a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:23.827086Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020104/publication.txtobserved f450af7adaf1dd26174b3b12494c9d48...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. |
|---|