OT-2026-000006971
Publication integrity record
Vacuum cup gripper, two zone face, six outlet manifold, pump fed, contact triggered, 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-2026-000006971) never changes.
Identity and time
| Publication number | OT-2026-000006971 · never reused |
|---|---|
| Internal UUID | 01a0a96e-19da-78fc-9509-5db09474e1af · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:56:00.220738Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000006971 |
| Status | PUBLIC |
Content hashes
| Canonical text | 07793648938d14102ee680c93bddef780dd27796d19047ae91bc72cbca7c1522 |
|---|---|
| Markdown | 5e9148635d9f7a19326bae634227657e5a70df70eb74c0e4d514fabbca4c7cfe |
| Publication page | e6751122d78661ee6792a75af94f8adb07f97d7c149c6d1294a5aa18682a77fb |
| Manifest | 7a16ac902e1bce8a041ceb2c0fb340b2c7b7718c4dbae84f7218e483c056f05a |
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 | YdPscSV/CTYyc08Ev1e3JD4LaHIDaEYmKFAIWkkgF19bbQr2l9rFukQmZDPXAxLHlhP8XHZyoStOBxANNJpSBw== |
| 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
| 2026-09-16T09:00:16.403261Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006971observed e6751122d78661ee6792a75af94f8adb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:00:16.391425Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006971/manifest.jsonobserved 7a16ac902e1bce8a041ceb2c0fb340b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:16.378135Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006971/publication.mdobserved 5e9148635d9f7a19326bae634227657e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:00:16.238237Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000006971/publication.txtobserved 07793648938d14102ee680c93bddef78...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. |
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