OT-2026-000006372
Publication integrity record
Vacuum cup gripper, common isolation valve, pump fed, contact triggered on the face, silicone 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-2026-000006372) never changes.
Identity and time
| Publication number | OT-2026-000006372 · never reused |
|---|---|
| Internal UUID | 01a0a958-ad21-7c1a-b597-c4032a42ab72 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:32:36.132400Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006372 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2be9e342eca325fa52c1708725cce59649a5f33c4a42c12a45cb2e0f0a2664f5 |
|---|---|
| Markdown | f50c2a323e12d56b80cdced2c197bfe9b8eeaca92c04b83c92d1978679d8cb07 |
| Publication page | b98cea0beebaebb14c636b70430a2d6f0e71c3ee4e47a3d2784cb794f932384f |
| Manifest | 174e6d48ed66303300c9310bccba52ae2d9d52d39cb8a996f602b3c68e2de508 |
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 | kIFHZG6c8RjgO6ufVvSYPFXpDV9y0HIsMIA/DKewm4A2zV3cAk5KrxpZyNK7zNygLfkaerddAZA3+M9QXaYfDw== |
| 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
| 2026-09-16T08:40:25.472648Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006372observed b98cea0beebaebb14c636b70430a2d6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:40:25.458451Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006372/manifest.jsonobserved 174e6d48ed66303300c9310bccba52ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:25.444469Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006372/publication.mdobserved f50c2a323e12d56b80cdced2c197bfe9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:40:25.430547Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006372/publication.txtobserved 2be9e342eca325fa52c1708725cce596...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. |
|---|