OT-2026-000053018
Publication integrity record
Foam pad 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-2026-000053018) never changes.
Identity and time
| Publication number | OT-2026-000053018 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a430-7c02-b10f-2fb9006c1cf3 · 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-2026-000053018 |
| Status | PUBLIC |
Content hashes
| Canonical text | 35ce2a641b8fc4f60366fecad2c58d804392dbf71cee336a08e410371056eefc |
|---|---|
| Markdown | 1e53fbe88447e451e7c0490c1eb6689cfc55cff8ff4924b4b2d0092c48a040c5 |
| Publication page | 6cd16745f5bcff6ed347dd57e3a1a8bfc3a7e70b6d4693f129515a1db9eadfe4 |
| Manifest | 6aa207fa056207f356cca355b68196df81c921d2e31ae03fe37ca2d02d1a0d47 |
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 | Tcm3J/QMRJqUXLVJSLh4TuSXxjuhT7rFRDrvahPLzTKTJdl1IOJXSObSc3ZTyAUCAzOHByr9vnSQM2WXXUGFBA== |
| 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
| 2026-09-17T10:56:43.127208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053018observed 6cd16745f5bcff6ed347dd57e3a1a8bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:56:43.108632Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053018/manifest.jsonobserved 6aa207fa056207f356cca355b68196df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.089318Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053018/publication.mdobserved 1e53fbe88447e451e7c0490c1eb6689c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:56:43.071843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053018/publication.txtobserved 35ce2a641b8fc4f60366fecad2c58d80...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. |
|---|