OT-2026-000051253
Publication integrity record
Single cup vacuum gripper, common isolation valve, single stage ejector, vented before 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-2026-000051253) never changes.
Identity and time
| Publication number | OT-2026-000051253 · never reused |
|---|---|
| Internal UUID | 01a0ae83-2740-72fd-8eab-ab9352691795 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:05.998905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051253 |
| Status | PUBLIC |
Content hashes
| Canonical text | 783111a127609f2d6e9c7116194563cfd0a56e05fb83e3891fd71af44c36e87c |
|---|---|
| Markdown | 4c501f92e1c05c69947cd18b0e43debeb3d0f84df54341ce6382058c015a38bf |
| Publication page | 5f2600b8ed8231d54b92fe671e692bc538932b34f8d37d05406c565e91cec65c |
| Manifest | d42bd5847bcb8ef06251a345a147cf592f867012b2628df60a3b4bea4a59eb56 |
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 | P7aiKCjLVaGemecEIAC6qdOolmV6YL7bLzHAfLSknRaXiTY0ckBrfeDqyD9Yx7pmL4PBUZvSGJdVvhCXDNFsAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T10:59:03.039345Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051253observed 5f2600b8ed8231d54b92fe671e692bc5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:59:03.019991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051253/manifest.jsonobserved d42bd5847bcb8ef06251a345a147cf59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:03.001251Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051253/publication.mdobserved 4c501f92e1c05c69947cd18b0e43debe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:59:02.983984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051253/publication.txtobserved 783111a127609f2d6e9c7116194563cf...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. |
|---|