OT-2026-000087839
Publication integrity record
Three cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, 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-2026-000087839) never changes.
Identity and time
| Publication number | OT-2026-000087839 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7db9-8325-80de37f719ce · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087839 |
| Status | PUBLIC |
Content hashes
| Canonical text | b655f2325bfbca0c5aa41ca569756af486c57528054a880a3d608a1359b62185 |
|---|---|
| Markdown | 0221ccac93596dafb6d7c331c2051956b619eb91c0d47b5697a37c023209a918 |
| Publication page | 5219220b106a0dcfe04008c9c651d47992d26fe43150602efc76013497791be2 |
| Manifest | 791f297ef81c991f5f4d7e1abadb7f553822a014954b896445659406919db380 |
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 | 4IA/9ekYnOCODp+LvI56pEbjS9h00oX7WX0U+5FKmr8jFsH20BUTF4NhHPepmoLJPEdIjtCzyS+syp7Mjzd+BQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:49:04.899640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087839observed 5219220b106a0dcfe04008c9c651d479...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:04.880092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087839/manifest.jsonobserved 791f297ef81c991f5f4d7e1abadb7f55...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:04.861351Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087839/publication.mdobserved 0221ccac93596dafb6d7c331c2051956...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:04.843831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087839/publication.txtobserved b655f2325bfbca0c5aa41ca569756af4...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. |
|---|