OT-2026-000087453
Publication integrity record
Two bellows cup vacuum gripper, two zone face, 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-2026-000087453) never changes.
Identity and time
| Publication number | OT-2026-000087453 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd50-7dc5-b59c-b28d1a4f618b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087453 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0bd561821590876da0d1571a5eaca941053b6f5f7a9e0d63f48b073a1e593a8 |
|---|---|
| Markdown | 08009581f50fec295d8409878911541ed55de571828fc3b30fe147b283ab0733 |
| Publication page | 72dba008652b7348ab640424306d3b7a8a6edcfa24d2af1a68e076cfdb3b4983 |
| Manifest | 7b97e8a517b7bb57096fbfe8031298cbca14f3c9f1588f87bcd537640b91390a |
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 | h3ekGf3UJsDNEn1qGQUL+jp6HzeKqEZq+JKieaksMPGIkdlPd5/ZyEyrOUUNBlHgbiz8l4K/IqV7pD4LWIBSCA== |
| 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
| 2026-09-17T09:50:46.701108Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087453observed 72dba008652b7348ab640424306d3b7a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:46.685564Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087453/manifest.jsonobserved 7b97e8a517b7bb57096fbfe8031298cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:46.669582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087453/publication.mdobserved 08009581f50fec295d8409878911541e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:46.651526Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087453/publication.txtobserved b0bd561821590876da0d1571a5eaca94...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. |
|---|