OT-2026-000007160
Publication integrity record
Four finger mechanical gripper, stripped from the face, pneumatic drive
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-2026-000007160) never changes.
Identity and time
| Publication number | OT-2026-000007160 · never reused |
|---|---|
| Internal UUID | 01a0a974-e2de-7f96-a040-c7817b7eef27 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T09:03:24.897066Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007160 |
| Status | PUBLIC |
Content hashes
| Canonical text | c78bb8ffcb2e61d4eaf56cd35aa3f0711f66dc42a7f09c9e97ca1631b40d1fe7 |
|---|---|
| Markdown | b4a58ba063729fdf22668f87f8bf53792999a0ef93753889870738fb821affe2 |
| Publication page | 204ba1e42cd39e16b0e9f998bd554acd4d4f9964818ae5b3074cb3fc33e86077 |
| Manifest | 71c25163d7cc288958cfd19e43e2c056ee0f437196dd1bdfb34c30f43194bfc8 |
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 | MNFpM/dn26dDCyYo98dFY4WHEh2F3bUFEMyaK24gCL2v3uQLEgt28XnZHKM0a+XBu/eYjEBwKahQoWgoTWu6BA== |
| 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
| 2026-09-16T09:10:20.676474Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007160observed 204ba1e42cd39e16b0e9f998bd554acd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T09:10:20.664961Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007160/manifest.jsonobserved 71c25163d7cc288958cfd19e43e2c056...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:20.653158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007160/publication.mdobserved b4a58ba063729fdf22668f87f8bf5379...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T09:10:20.640554Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007160/publication.txtobserved c78bb8ffcb2e61d4eaf56cd35aa3f071...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. |
|---|