OT-2026-000052622
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000052622) never changes.
Identity and time
| Publication number | OT-2026-000052622 · never reused |
|---|---|
| Internal UUID | 01a0ae84-573b-7ee6-ad41-e1974c18e7b7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:23.819394Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052622 |
| Status | PUBLIC |
Content hashes
| Canonical text | ba33598b25b56e2f694e34fa0d8f4cf49df535f99212926ba17b05f66d9ff1d1 |
|---|---|
| Markdown | 1e7031641d104fd9aa347609f669fb853127891835191065f3de9bb565a6b010 |
| Publication page | c9681338766d031054107bd01212991858933c358bccd699efca450596d0dc90 |
| Manifest | 7ff7d4ec45ef2ac4b3a79acef64fac6ab6e0d38c54ae2c4eeae37331f7fbd567 |
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 | M0dU97TP+ijzs6X50LW+q1h0Qv4RiQXARCsAH1gw5AOrxFxW12Zhy2jrtPh64CmEGglw4YlepSyy6wccOzK+Bw== |
| 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
| 2026-09-17T10:57:17.697713Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052622observed c9681338766d031054107bd012129918...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:17.680689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052622/manifest.jsonobserved 7ff7d4ec45ef2ac4b3a79acef64fac6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:17.660712Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052622/publication.mdobserved 1e7031641d104fd9aa347609f669fb85...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:17.643047Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052622/publication.txtobserved ba33598b25b56e2f694e34fa0d8f4cf4...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. |
|---|