OT-2026-000005889
Publication integrity record
Vacuum cup gripper, ejector fed, pressure verified, pulsed blow off after set down, polyurethane cups
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-2026-000005889) never changes.
Identity and time
| Publication number | OT-2026-000005889 · never reused |
|---|---|
| Internal UUID | 01a0a948-3a82-7ca3-96a0-58df56b953a9 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:14:38.212856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005889 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0c5c5d4b93d656ec7e0381a48e1ce6bf1e0afce35d747ab1e4fdece5b308dac1 |
|---|---|
| Markdown | 9b51e525efa2610e0980ff4b2c1aa7fcaabcefc2e16238b05386476a49716099 |
| Publication page | 8a2ec5f03d52384dd42f5ede4824bcededa3a4c87ef9172bf0365a347514c137 |
| Manifest | 57dc9bc626e7c0765781b3d6339d155b88c5973ac01a761b4734553f3ffabb3c |
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 | Ndp1uHAjaqsxrVlfF6W+GsZIKuKOQlIb6YG6L05NyAW1dpEbGMNaii533ZbV/BmmJhA/YbGYTuGlCvVk0P9SDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:20:21.166098Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005889observed 8a2ec5f03d52384dd42f5ede4824bced...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:20:21.147636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005889/manifest.jsonobserved 57dc9bc626e7c0765781b3d6339d155b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:21.133501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005889/publication.mdobserved 9b51e525efa2610e0980ff4b2c1aa7fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:21.019351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005889/publication.txtobserved 0c5c5d4b93d656ec7e0381a48e1ce6bf...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. |
|---|