OT-2026-000006938
Publication integrity record
Vacuum cup gripper, pump fed, pressure verified, vented before set down, polyurethane cups, oval form
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-2026-000006938) never changes.
Identity and time
| Publication number | OT-2026-000006938 · never reused |
|---|---|
| Internal UUID | 01a0a96c-f7a0-75fc-bd50-3369f65b11c1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:54:45.923258Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006938 |
| Status | PUBLIC |
Content hashes
| Canonical text | fe1434e8c0bb2eb6244f0423df1372788506515d09cb3918ba494c5fe25e3158 |
|---|---|
| Markdown | d96b95c943413e73e67da8ac0653e537788fbe571668a7d37f01fab65da08881 |
| Publication page | 75e1e0629540fc26e2fda773dfa627b1f7e98faf21c752e713c0e129656d954b |
| Manifest | a617f9fc6451b6318ad723545010b9ed320168313128c9022691a99c107fe77b |
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 | c3c8SGd0W7sebdFkb9zvs/tJRskKaLxjeClSdurigcyorZNyR/u7ySLxiTnfdRdE9JhBiaw4xb4156ZXgJ2qAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T09:07:03Z batch OT-TS-2026-W38-014 · RFC 3161 token · inclusion proof root 2354c19da800f8df297acf3cddd64d4d... |
|---|
Independent retrieval
| 2026-09-16T09:00:19.964583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006938observed 75e1e0629540fc26e2fda773dfa627b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:19.947824Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006938/manifest.jsonobserved a617f9fc6451b6318ad723545010b9ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:19.933699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006938/publication.mdobserved d96b95c943413e73e67da8ac0653e537...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:19.919110Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006938/publication.txtobserved fe1434e8c0bb2eb6244f0423df137278...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. |
|---|