OT-2026-000052853
Publication integrity record
Two cup vacuum gripper, two outlet manifold, 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-2026-000052853) never changes.
Identity and time
| Publication number | OT-2026-000052853 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42e-70ce-b5e3-4e5ca97d9d2e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052853 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6348b46ffc6f7368da0e79c6cd66c35316becb3c369d2e6f17765d9ddb6e204a |
|---|---|
| Markdown | 7050587cbfb91b4cb8572f958f64ef73b39bbd4c19740033236d66b185cbd42e |
| Publication page | 51736ac052c9336140e4937b4bcc2bfe9c5c11b9a05e9f5d128932cd8425d21d |
| Manifest | 6176481a23c6daa72a16e4e5b1ddaf94ffb3bfc1c913732ea38fef3476d23b76 |
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 | HOAU0dDkWQOxTEbDdlzNiP9i9QvhA6kj1b666kcLMeXlmT3+Amrx59Su4Ut7zYs5zeXPx7CltLg03F2Fatd/DQ== |
| 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
| 2026-09-17T10:56:28.939283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052853observed 51736ac052c9336140e4937b4bcc2bfe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:28.920927Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052853/manifest.jsonobserved 6176481a23c6daa72a16e4e5b1ddaf94...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.900871Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052853/publication.mdobserved 7050587cbfb91b4cb8572f958f64ef73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:28.883342Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052853/publication.txtobserved 6348b46ffc6f7368da0e79c6cd66c353...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. |
|---|