OT-2026-000028348
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, sustained blow-off before set-down
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-2026-000028348) never changes.
Identity and time
| Publication number | OT-2026-000028348 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f5-746c-a8ae-4fd8630564c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028348 |
| Status | PUBLIC |
Content hashes
| Canonical text | e8f78054b85c57d4f4767b6387cb0bf2ddf0276c2a3c1e18af960a5d3bddbc43 |
|---|---|
| Markdown | 7d0babe10df21544c726064d928bf7c0845dd92d3479af77d6cf4b989eafb9a1 |
| Publication page | b25434ecf812b0c46d51236a4f7512e14077b99c305989bff879ea963035b277 |
| Manifest | 76bb8167d40fcd3e74e178e715b6cd9a68fac042174f627420da66062b4fa02e |
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 | zTQZGGcRad3pljrnqFgIqJpVKtKYfYryS4y93ZfFTNWvf939CS+FvYSH9aIstvK9Tn/+6PIwPyzhtakQntUcAg== |
| 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
| 2026-09-17T11:40:05.442292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028348observed b25434ecf812b0c46d51236a4f7512e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:05.388470Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028348/manifest.jsonobserved 76bb8167d40fcd3e74e178e715b6cd9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.370688Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028348/publication.mdobserved 7d0babe10df21544c726064d928bf7c0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:05.313736Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028348/publication.txtobserved e8f78054b85c57d4f4767b6387cb0bf2...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. |
|---|