OT-2026-000053142
Publication integrity record
Two pad foam 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-2026-000053142) never changes.
Identity and time
| Publication number | OT-2026-000053142 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a432-7bcf-9f75-dd51b0ff5860 · 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-2026-000053142 |
| Status | PUBLIC |
Content hashes
| Canonical text | b68c31e76ca66cc2e13c24a7c6d32fe6b3369678a4c1635475b397c4138c7e75 |
|---|---|
| Markdown | 5b12cc3b6f21cd3f9e06cc53d7976143472e56406789578168574c3490c08ed2 |
| Publication page | c0131ec95d71ee1c268d324e7fe86450f407cdbe2177462052357f1176354c2b |
| Manifest | a7655181b255202df20378b64f4c75e34c9d2679d5ed655c9ee58b148b1c067a |
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 | tx+D8SRhc6dl4smg8b9JnMeflsJZ2ZzAWAGlah3WZIPsXSoRsFLjCPXLSj7Q44kqVpycMlGjSdBJXdFnxAFYCg== |
| 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
| 2026-09-17T10:56:57.414752Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053142observed c0131ec95d71ee1c268d324e7fe86450...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:57.396495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053142/manifest.jsonobserved a7655181b255202df20378b64f4c75e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:57.377818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053142/publication.mdobserved 5b12cc3b6f21cd3f9e06cc53d7976143...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:57.360100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053142/publication.txtobserved b68c31e76ca66cc2e13c24a7c6d32fe6...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. |
|---|