OT-2026-000052401
Publication integrity record
Single cup vacuum gripper, common isolation valve, single 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-2026-000052401) never changes.
Identity and time
| Publication number | OT-2026-000052401 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e792-7db0-99f3-dfbb7ae4859d · 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-2026-000052401 |
| Status | PUBLIC |
Content hashes
| Canonical text | 868ce7da4bbff96c32910eeffc93f2c10f561357c03945340fa14124ed5dc5f3 |
|---|---|
| Markdown | fb208532fd0e1c4dbeaca1f2389b957b2fe038aad756c2f6ad0556fa61f3a2a5 |
| Publication page | d5b7e0accd4da9d4a072f8b2648b1cc0d1f7087322ef9d2c53f4bd3b76a2b187 |
| Manifest | 52b7de1926dfd34c727d0c215dfc1ca5ce013abe83bdb71cb7d934b3d4bab170 |
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 | GsgNzQ0EuqQVLgyNM0vluHPU2EocNMqizmUtg53gRHVCqKkM325yXNhSwqISHyp4T3tizcOZLZcyyaSpgeknBQ== |
| 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
| 2026-09-17T10:58:06.575549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052401observed d5b7e0accd4da9d4a072f8b2648b1cc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:06.556594Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052401/manifest.jsonobserved 52b7de1926dfd34c727d0c215dfc1ca5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:06.539068Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052401/publication.mdobserved fb208532fd0e1c4dbeaca1f2389b957b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:06.520432Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052401/publication.txtobserved 868ce7da4bbff96c32910eeffc93f2c1...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. |
|---|