OT-2026-000022091
Publication integrity record
Three bellows cup vacuum gripper, three zone face, common isolation valve, two stage ejector, pulsed 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-2026-000022091) never changes.
Identity and time
| Publication number | OT-2026-000022091 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb5c-78ca-8d8c-0c60f792ee24 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000022091 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7441ce3f02f8ea53768504b0052a8c85243551e64f3a38c46a16591ed53f1243 |
|---|---|
| Markdown | 920a634e22e1c49b925656350d46efb73c903d4c41b95dea34548de63af4b2d5 |
| Publication page | b7335ffa2815d927708bbb28a97b24f7002d284e264357d1f11514eb35c0d499 |
| Manifest | 306293d27da6a09ff9146011f9e8f564b12cc64c01d08903bfdae39e238b9a84 |
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 | +rouWPFRKymzBqg6+aorKJ3nchSt7z1WQ0ZRm357XUtY/KlE8ZU7r8OWTTBLWQImcA69dYI/ozfJTesziFpTAA== |
| 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
| 2026-09-17T11:54:47.353761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022091observed b7335ffa2815d927708bbb28a97b24f7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:47.336612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022091/manifest.jsonobserved 306293d27da6a09ff9146011f9e8f564...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:47.319668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022091/publication.mdobserved 920a634e22e1c49b925656350d46efb7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:47.302987Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000022091/publication.txtobserved 7441ce3f02f8ea53768504b0052a8c85...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. |
|---|