OT-2026-000006724
Publication integrity record
Vacuum cup gripper, three zone face, common isolation valve, pump fed, contact triggered, rubber 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-2026-000006724) never changes.
Identity and time
| Publication number | OT-2026-000006724 · never reused |
|---|---|
| Internal UUID | 01a0a965-3836-7571-95a1-61aa88e7b5a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:46:18.169131Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006724 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7afe3eec6ce31fa847c5542ec19446465b9d6ffe0b9345b1124d734d2bf30663 |
|---|---|
| Markdown | 4bb8067b00ec244f297d6b1c62d5a16ae3678768c6be57c59d2892e7d0efa09f |
| Publication page | 977256e61fccfd376afe8d24a9bbfbd47b1f5856b4a585964270185bdc3381a7 |
| Manifest | 98164aeb632f1a181347e652b4202a25a1af7d5f1d1de098e20f6ce1a2eb3f23 |
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 | iXuPFF/AlCL1BmKrI4iXSNWZxp5q4mGGPxxs2PEjWHAXcwyBPqFEE1iQ+KTdsBuUY/sLG29+VSB6ETovFkyMAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:47:03Z batch OT-TS-2026-W38-013 · RFC 3161 token · inclusion proof root e368e9c5ab06dc5cb1b0682dd54c11f5... |
|---|
Independent retrieval
| 2026-09-16T08:50:13.208622Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006724observed 977256e61fccfd376afe8d24a9bbfbd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:50:13.195713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006724/manifest.jsonobserved 98164aeb632f1a181347e652b4202a25...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:13.182917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006724/publication.mdobserved 4bb8067b00ec244f297d6b1c62d5a16a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:50:13.169627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006724/publication.txtobserved 7afe3eec6ce31fa847c5542ec1944646...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. |
|---|