OT-2026-000052025
Publication integrity record
Three cup 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-2026-000052025) never changes.
Identity and time
| Publication number | OT-2026-000052025 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78e-73df-a892-853586f919a5 · 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-2026-000052025 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8038a3ba97ad27f9bd450b36b1e603e8ffb709b2e210bd0e6b4e760a62a5f3b0 |
|---|---|
| Markdown | a0da271ec4912e0f18f1f449daed678994c5a73568c2addcd22011d745ce5494 |
| Publication page | ea414afa5cbfd858b870ed8d04727c03992d5a8174f0f6d1ff401fb3dc68f87d |
| Manifest | 7cebb73acfe9d8b99dbfe1ced9cf5d131b9a07bcf3c2b613b21aa26c15353cb2 |
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 | /u7JGPim0gdUNMNvzySwRP/WDKxCEiqcISo7hKhh+BTlr+nadXhoDMZuFdXoinSI3D5PbTHoAD0QgmNs23fqAg== |
| 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
| 2026-09-17T10:57:32.230545Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052025observed ea414afa5cbfd858b870ed8d04727c03...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:32.213985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052025/manifest.jsonobserved 7cebb73acfe9d8b99dbfe1ced9cf5d13...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:32.196409Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052025/publication.mdobserved a0da271ec4912e0f18f1f449daed6789...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:32.180328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052025/publication.txtobserved 8038a3ba97ad27f9bd450b36b1e603e8...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. |
|---|