OT-2026-000004419
Publication integrity record
Bellows cup vacuum gripper, two zone face, six outlet manifold, two stage ejector
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-2026-000004419) never changes.
Identity and time
| Publication number | OT-2026-000004419 · never reused |
|---|---|
| Internal UUID | 01a0a917-1428-76ea-bca0-53131cdc54f4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:20:57.131550Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004419 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9282db8ce914b1d4c5f02b7ec844fce9481cd077e20036f9cbd40ff25c5d225b |
|---|---|
| Markdown | d524d9847228feda11d8e2c635e2413b18b08654e2d731f0695537d16e594681 |
| Publication page | 1c31ace03d0f54cdf6ac35ef88eb0de0bfb41515079620f7a1faf26319373337 |
| Manifest | d4c7a4d25ca7b2cf2ff540eae848a52db832fb086342c0474e031eaf2bd41453 |
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 | 8/PXlu8e9KpIsHN/c6H++X5BX9Yf8qvAHp7647QrH/DkBsAtmIy80ANCqI3G643T4T4hGMSE5h85CncxQob2Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:30:29.679740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004419observed 1c31ace03d0f54cdf6ac35ef88eb0de0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:30:29.665810Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004419/manifest.jsonobserved d4c7a4d25ca7b2cf2ff540eae848a52d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:29.651132Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004419/publication.mdobserved d524d9847228feda11d8e2c635e2413b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:30:29.636892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004419/publication.txtobserved 9282db8ce914b1d4c5f02b7ec844fce9...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. |
|---|