OT-2026-000052509
Publication integrity record
Two cup vacuum gripper, two outlet manifold, two 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-2026-000052509) never changes.
Identity and time
| Publication number | OT-2026-000052509 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573a-7039-82dd-3d5b74712c76 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052509 |
| Status | PUBLIC |
Content hashes
| Canonical text | d73a48784c277b709c60767a03105099241103eef5482aa715bc2e80339166a0 |
|---|---|
| Markdown | b5b3c8df49c503d64bf44d4a04827396471f803779c8d264116a12c7793c08c1 |
| Publication page | d05987ec968cb30788cb3796143bbd18a3f6a7498756b9f746176a3275c65194 |
| Manifest | 848b5c834f5dbf243d3a3fa0c333e2d7ef2b1639a5f9610180cd085ac7fa782d |
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 | enyQsfzc6vUDAH6M+nNNcJAFK4lQPpMbTQ7DQh8/aF4gX3MUAFt0qsKaCDQeAOwZuFZPIt3M+6+OpghUGftuCg== |
| 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... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:09.012093Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052509observed d05987ec968cb30788cb3796143bbd18...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:08.993615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052509/manifest.jsonobserved 848b5c834f5dbf243d3a3fa0c333e2d7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.976482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052509/publication.mdobserved b5b3c8df49c503d64bf44d4a04827396...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:08.959888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052509/publication.txtobserved d73a48784c277b709c60767a03105099...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. |
|---|