OT-2026-000004865
Publication integrity record
Vacuum cup gripper, two zone face, two stage ejector, contact triggered, rubber cups, oval form
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-2026-000004865) never changes.
Identity and time
| Publication number | OT-2026-000004865 · never reused |
|---|---|
| Internal UUID | 01a0a925-d1d8-7f6f-9f25-41d9dfb8882e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:37:03.196699Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004865 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7d4df91b3a79e53c344adb23e117b786666650189d29076a0167869d2e11021c |
|---|---|
| Markdown | 224195503ac927246edc28be4ed62957b41216f51f2aff258e943e342660b1e9 |
| Publication page | 5734b9c2553c5461cae882a4e46bb4a6c7b0929c5abf7975ef475198d1ef763a |
| Manifest | 83bf5d2447b542619f3022ad4ca9633620fba8a40496509cea62fb9ae9211b0b |
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 | r0byw0d+a3ux6A6VipcUV1rjn9pSfxpzXjv0fxXCBXtswMlto6hC5HcLEIh6yT7p/8/IsjhANBsKlT+nzXVgBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:47:02Z batch OT-TS-2026-W38-010 · RFC 3161 token · inclusion proof root e1b42dfa4cd0fb1e3e472afd2db961c2... |
|---|
Independent retrieval
| 2026-09-16T07:40:10.699216Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004865observed 5734b9c2553c5461cae882a4e46bb4a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:40:10.686909Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004865/manifest.jsonobserved 83bf5d2447b542619f3022ad4ca96336...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:10.674162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004865/publication.mdobserved 224195503ac927246edc28be4ed62957...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:40:10.660091Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004865/publication.txtobserved 7d4df91b3a79e53c344adb23e117b786...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. |
|---|