OT-2026-000005229
Publication integrity record
Vacuum cup gripper, three zone face, ejector fed, vented before 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-2026-000005229) never changes.
Identity and time
| Publication number | OT-2026-000005229 · never reused |
|---|---|
| Internal UUID | 01a0a932-173f-7706-9715-f53bd3e60ef4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:50:27.393974Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005229 |
| Status | PUBLIC |
Content hashes
| Canonical text | a5ffcfc4fb99ce7af2b1781716fbf71a3000e033eeb3a49df5a5e6292030181b |
|---|---|
| Markdown | 2f96d8947dbdd2d1632d1d4b9944490cd2d22da66478cce7d1c72ba9a09a8695 |
| Publication page | 546e42669fc373b63417508c5f6d9d0b936ae3f40637d4f343fe05f6f9619e77 |
| Manifest | df5db6ff890b4770f835233243bb95ec0c44f24a7908d8c682bbbd8d8e4c2fa8 |
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 | JhPXVt/GiPOEAsY4KCVOGdhuVnQN1mO+M0BjxtfkR3pcwkrRHdu9bBGZu2TIRTrVsBRr0AG+fzzBIPeSl395Bw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:07:02Z batch OT-TS-2026-W38-011 · RFC 3161 token · inclusion proof root 8f13af7374aef42943b7bbe6a279c57a... |
|---|
Independent retrieval
| 2026-09-16T08:00:33.191917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005229observed 546e42669fc373b63417508c5f6d9d0b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:00:33.179314Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005229/manifest.jsonobserved df5db6ff890b4770f835233243bb95ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.165404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005229/publication.mdobserved 2f96d8947dbdd2d1632d1d4b9944490c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:00:33.152450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005229/publication.txtobserved a5ffcfc4fb99ce7af2b1781716fbf71a...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. |
|---|