OT-2026-000050457
Publication integrity record
Three cup vacuum gripper, three outlet manifold, two stage ejector, vented 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-2026-000050457) never changes.
Identity and time
| Publication number | OT-2026-000050457 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c48-7e73-9eed-2db8eb0fde51 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050457 |
| Status | PUBLIC |
Content hashes
| Canonical text | c3f3bc3276de879709ee8d8a69a06683015bce3fb25f1a04d1c6aab384d4789a |
|---|---|
| Markdown | a4be20f85c2e42c3d7e68dcefba14c48d4d92ef934c84fd3f0bbbf1d5902ef04 |
| Publication page | 43aa628e0d67ce07cf631f853413cf28a439882b2d6c85b0836ad1aca5350ad3 |
| Manifest | 3f6d1b90d61d1a555b37f4cbb9b3693b793cbac39229f774e3bc5c7f68805bb4 |
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 | 8YNs5ZwIh1TtHAqpna02n1SOrIGda+iSkn1sodNBv7TIizQFDLlK3kd1hCeA2dssiy/Qoc6ze84jecaMM9MFCQ== |
| 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
| 2026-09-17T11:01:30.454498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050457observed 43aa628e0d67ce07cf631f853413cf28...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:30.435179Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050457/manifest.jsonobserved 3f6d1b90d61d1a555b37f4cbb9b3693b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:30.417457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050457/publication.mdobserved a4be20f85c2e42c3d7e68dcefba14c48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:30.400085Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050457/publication.txtobserved c3f3bc3276de879709ee8d8a69a06683...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. |
|---|