OT-2026-000020277
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line 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-2026-000020277) never changes.
Identity and time
| Publication number | OT-2026-000020277 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437a-7b73-90e1-3edab4deb0a7 · 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-2026-000020277 |
| Status | PUBLIC |
Content hashes
| Canonical text | b7858ab877fbc86cac5c79d924cbd35bc66a8417ec97dd450d89be428b3480ba |
|---|---|
| Markdown | b0300a28e4775b6e838d6fbaea7cd753df3013c7c574619e4463f1af805575b3 |
| Publication page | e3c678bf77dad8a67ed2c336bb46c3a93fc97285cbbc43c538a7c8e18486738c |
| Manifest | 4014b9edda6b25f0bfd3cb9fa74790841259d284dab13857480d9f8cabf576ac |
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 | 66qPEYbcvRonTwD5V2fONGbAkj9ihY+xkagsZAIW4gCfnyxwAzgxas0x0+NmiH8oPoc6v8RrIRn0xNR0QzguDg== |
| 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
| 2026-09-17T11:56:37.714697Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020277observed e3c678bf77dad8a67ed2c336bb46c3a9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:37.695706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020277/manifest.jsonobserved 4014b9edda6b25f0bfd3cb9fa7479084...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:37.677990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020277/publication.mdobserved b0300a28e4775b6e838d6fbaea7cd753...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:37.661531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020277/publication.txtobserved b7858ab877fbc86cac5c79d924cbd35b...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. |
|---|