OT-2026-000053230
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, 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-2026-000053230) never changes.
Identity and time
| Publication number | OT-2026-000053230 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-756b-891e-2336cddc7e37 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053230 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27cc886fccb423c2c1e326e698a743bbb5cbdf5e409760ed054940c1663e199d |
|---|---|
| Markdown | 588d945bfc8ad8ef52ce800b5e8c51144ad75325f863ad953f28043a2364a683 |
| Publication page | fddab2f33916791893cadbee91d98f70c14a6867663b5edd888565479badb139 |
| Manifest | 25508481d7bc0d73a868ab5a647e40a1f49883ff1effbdc57d4ab7b06e0b16c4 |
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 | fhcdWwg5Mj8n6FBwZNIvOxmrAah5sj8hZgcxPQ4E7CjkI+AHZIR3OmcAn9S7l2zLfG7HAYshTU05ScFBHuaJCg== |
| 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
| 2026-09-17T08:40:53.028800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053230observed fddab2f33916791893cadbee91d98f70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:53.009798Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053230/manifest.jsonobserved 25508481d7bc0d73a868ab5a647e40a1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:52.990800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053230/publication.mdobserved 588d945bfc8ad8ef52ce800b5e8c5114...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:52.971817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053230/publication.txtobserved 27cc886fccb423c2c1e326e698a743bb...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. |
|---|