OT-2026-000057788
Publication integrity record
Single bellows cup vacuum gripper, plant vacuum fed, sustained blow-off after set-down, on a tool changer
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-2026-000057788) never changes.
Identity and time
| Publication number | OT-2026-000057788 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed7-797a-857d-4e9187daeed1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057788 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7737e653776434d26d14ebc3593802c0c61f061cbf5da429e77cf6224f73c436 |
|---|---|
| Markdown | bb4c923083127eb757bd1f8a360761119b26db84fd13fda09e7e4d57fd783b40 |
| Publication page | 99c66d4be5dff845db92ada4bc3f00e6895728ccfdc16a779a92fd66d5400a2e |
| Manifest | 9d1d02a736524ec81e18ea36d927525f41473bc7111de32abda7873d47bb9eca |
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 | s7TEn9QIBnwaxmW0Uw7vxQHzh0iGfh7tbZcbIeTwp+1/SYMJjCrnd7DFIJdYH11wNWaDuA80jLgiYtz7kS2UAA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|
Independent retrieval
| 2026-09-17T10:47:20.848915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057788observed 99c66d4be5dff845db92ada4bc3f00e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:20.829828Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057788/manifest.jsonobserved 9d1d02a736524ec81e18ea36d927525f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:20.811835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057788/publication.mdobserved bb4c923083127eb757bd1f8a36076111...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:20.793482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057788/publication.txtobserved 7737e653776434d26d14ebc3593802c0...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. |
|---|