OT-2026-000052109
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, three 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-2026-000052109) never changes.
Identity and time
| Publication number | OT-2026-000052109 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78f-7d22-8920-7e7f40c21604 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052109 |
| Status | PUBLIC |
Content hashes
| Canonical text | 78c82e79a7073dd80948a52ab50599bd49c57db6b2cff15a5ecee3a5a37cf4a5 |
|---|---|
| Markdown | ec847360366172021bbd12a060d9a61c633877e5112aac54623f5d2bff7bf459 |
| Publication page | 407dd48576537207bfe0a54280746c869515728054c6103859b948196126843b |
| Manifest | b66afe90dd080e414da2915468a597e8cc71698b48e614355b4006e4a22aafd6 |
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 | 7UjlUZ1LyeUocXy+p12GAfUeenna7UnhSsYG6cuUpOIAhBUrxm0ff98a3q9xp900YozIEkb20po0hbuZ3++NAg== |
| 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
| 2026-09-17T10:57:39.045319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052109observed 407dd48576537207bfe0a54280746c86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:39.028096Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052109/manifest.jsonobserved b66afe90dd080e414da2915468a597e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:39.009789Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052109/publication.mdobserved ec847360366172021bbd12a060d9a61c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:38.989934Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052109/publication.txtobserved 78c82e79a7073dd80948a52ab50599bd...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. |
|---|