OT-2026-000051890
Publication integrity record
Foam pad vacuum gripper, 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-2026-000051890) never changes.
Identity and time
| Publication number | OT-2026-000051890 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c85-78dc-92eb-36fe452ee192 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051890 |
| Status | PUBLIC |
Content hashes
| Canonical text | 94febf23bfcf3216f6c6ec94e94d4ae52c9c55f857d838e700694fe12556c71f |
|---|---|
| Markdown | e4ad76e5031b1e3c18e55f8831dd315197a70ab441a12040ff7756cd9cfeb6c3 |
| Publication page | 5ebef7139f7d421e4f2e93824007642c03b4a5b6bd22f0e8e2cc654b75d8d5ee |
| Manifest | 43cf3045b13ff377fdb26c8765f74e0a28224fcb24b06848dc82cb825675e3bf |
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 | 8SpeXecNPyCpyPrUcclVqr+gbzQcwdZLoBWOJVKSWpg3MRaJ+uwHSnIYWfUfw0uZTaMrgT+yqHMlEYswM2AVAw== |
| 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
| 2026-09-17T10:58:51.113209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051890observed 5ebef7139f7d421e4f2e93824007642c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:51.094398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051890/manifest.jsonobserved 43cf3045b13ff377fdb26c8765f74e0a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:51.076816Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051890/publication.mdobserved e4ad76e5031b1e3c18e55f8831dd3151...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:51.057486Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051890/publication.txtobserved 94febf23bfcf3216f6c6ec94e94d4ae5...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. |
|---|