OT-2026-000042171
Publication integrity record
Foam pad vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000042171) never changes.
Identity and time
| Publication number | OT-2026-000042171 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d72-7599-a2a4-ba946617a7d1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042171 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4092f4688cef02dafd1c9e586c02895d4f638120dc017275eef4a3fa7c6a598c |
|---|---|
| Markdown | 4cddcaef752b1449056863aac0f825ecbe66aa68770a9001182178efc5bc776b |
| Publication page | 7adf14d40bf7344a1392cb4d4f64dc3db0e95c8c913f83f8a74c5c31b4480419 |
| Manifest | 07b8e51d0845f0a72cd2a6b95aa9db410fcaa3d93a6750011d82ec9e024b7ed0 |
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 | xtx2fuiBsslJwd00KcaYrq17JjvSYu82SoROj6Jaij9oPb2ttl+8Vxr+kOW+EAVKZ0SImohr/lrm+cQ7/Cx9Cg== |
| 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
| 2026-09-17T11:15:49.466579Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042171observed 7adf14d40bf7344a1392cb4d4f64dc3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:49.447432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042171/manifest.jsonobserved 07b8e51d0845f0a72cd2a6b95aa9db41...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:49.428033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042171/publication.mdobserved 4cddcaef752b1449056863aac0f825ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:49.408526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042171/publication.txtobserved 4092f4688cef02dafd1c9e586c02895d...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. |
|---|