OT-2026-000043150
Publication integrity record
Foam pad vacuum gripper, single stage ejector, sustained blow-off after 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-2026-000043150) never changes.
Identity and time
| Publication number | OT-2026-000043150 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327a-7c6c-9557-f63e75686d21 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043150 |
| Status | PUBLIC |
Content hashes
| Canonical text | dbb60dab7995294a5abc63e9679ca6726f35defb16572371682d1b52441ac5ae |
|---|---|
| Markdown | 4b25103f23db49076815d68f57ca33f2e93a7766b5c4fda1f93506bfe8268cba |
| Publication page | 49b563b7045eb851fd914a322ccf856d1a78abe7f88b175b994553f6fe4230e2 |
| Manifest | e2ecb4e43ffb49e27d66232c02304b935a0189dc5bb5afb7d169985763aa46c9 |
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 | FsX5Kp4TPAFq2zZ+uKqiyE94r5/pdDjzHXA9KE/D1CUls9zySCqrns5+QNOKy9RxJeMm4uBAPCX1O+Mt2K+tAw== |
| 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
| 2026-09-17T11:13:35.470968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043150observed 49b563b7045eb851fd914a322ccf856d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:35.450728Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043150/manifest.jsonobserved e2ecb4e43ffb49e27d66232c02304b93...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:35.430843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043150/publication.mdobserved 4b25103f23db49076815d68f57ca33f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:35.409226Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043150/publication.txtobserved dbb60dab7995294a5abc63e9679ca672...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. |
|---|