OT-2026-000013550
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, pulsed blow-off 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-2026-000013550) never changes.
Identity and time
| Publication number | OT-2026-000013550 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fcb-72e8-aa02-301a15f662b4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013550 |
| Status | PUBLIC |
Content hashes
| Canonical text | 94cb8fcd046f66ffb890c750b80a02cbe4acb68396729c985322410f060e7d07 |
|---|---|
| Markdown | 51badd8690d9c53642aacc7f4d236da29e1815a8669623b51f2ee05b3051d969 |
| Publication page | 26b5ccc5f8cac9492a0e81ff7ff23fb557fbf13a8d8989361b6308ef0d23f939 |
| Manifest | 825610409acc76044fa01a442569f5e2a1f0474177e33f129e4e7680b4440a0a |
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 | sJRFDtt8qN42r0Z43lNmJsbVwFLwgjuC5WVHD9PHPKJoaOPOmp2FlgOB0TBOerdlrFSKkaUIc7bSnRj79k3hBQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:10:05.602280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013550observed 26b5ccc5f8cac9492a0e81ff7ff23fb5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:05.584270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013550/manifest.jsonobserved 825610409acc76044fa01a442569f5e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.564297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013550/publication.mdobserved 51badd8690d9c53642aacc7f4d236da2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:05.542027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013550/publication.txtobserved 94cb8fcd046f66ffb890c750b80a02cb...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. |
|---|