OT-2026-000103522
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, pulsed blow-off after 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-2026-000103522) never changes.
Identity and time
| Publication number | OT-2026-000103522 · never reused |
|---|---|
| Internal UUID | 01a0aea4-e461-7838-9281-7957712427c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:57.105586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000103522 |
| Status | PUBLIC |
Content hashes
| Canonical text | 207e2e9ac42920a068726b7d048ab6a2fec53fc94a0e8af126487568092f05d1 |
|---|---|
| Markdown | 0468bf6b8883c7cb3b966c4ae141feeba235d2d45bb985019d043610c17e7b34 |
| Publication page | 69dbf9f4692e2e51a399c6e09c4204df6931b4865df9d5795e2d2688c1e859fa |
| Manifest | a0bfda59234dd2246c63cdd7d243d307930bb81e538a3d519bb0ea77dcac2305 |
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 | Xq2+5Fvw38j88da3FyH4X9QjPGKcL97MYRLFaO4nLcKNnMi+yVSzZeVbu/KqdNteLi6ASrGvMgEWvnP/NIpQCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:22:17.576970Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103522observed 69dbf9f4692e2e51a399c6e09c4204df...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:22:17.559309Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103522/manifest.jsonobserved a0bfda59234dd2246c63cdd7d243d307...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:17.543766Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103522/publication.mdobserved 0468bf6b8883c7cb3b966c4ae141feeb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:22:17.528190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000103522/publication.txtobserved 207e2e9ac42920a068726b7d048ab6a2...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. |
|---|