OT-2026-000028001
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000028001) never changes.
Identity and time
| Publication number | OT-2026-000028001 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7714-ace8-2f8c183f9184 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028001 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9902f172e01ac5f63d4985f3b23369d4c15a8fa47a461f66259680619c223b69 |
|---|---|
| Markdown | c5361af9781dfe9581cd39abb8b76562220478fa046e285c5f770473b6121764 |
| Publication page | ab13f7e0cd617f1274cbdd59b0cb1c5da16eea60ec538d32ce140d50c658fd6f |
| Manifest | db91216f40c46e9c72f50c1d2c3d555f59cc23d91f3085393aec7da2b28dcf13 |
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 | siftYOA0NGiqDFZLfq7xZlmq0MzsJXu9aJ2yiXslGcV8B5GLx9Y0GgcgnKiZts3bXI0bFbjji8ri595Xqc9qBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:12.784819Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028001observed ab13f7e0cd617f1274cbdd59b0cb1c5d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:12.767369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028001/manifest.jsonobserved db91216f40c46e9c72f50c1d2c3d555f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:12.750759Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028001/publication.mdobserved c5361af9781dfe9581cd39abb8b76562...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:12.733980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028001/publication.txtobserved 9902f172e01ac5f63d4985f3b23369d4...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. |
|---|