OT-2026-000023612
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000023612) never changes.
Identity and time
| Publication number | OT-2026-000023612 · never reused |
|---|---|
| Internal UUID | 01a0ae70-aed3-791e-9f4f-51a27edd59a6 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:16:55.528856Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000023612 |
| Status | PUBLIC |
Content hashes
| Canonical text | 74b498b43e16d0aef6883440012e3c886602e138d25bc85e33e970baa2795371 |
|---|---|
| Markdown | 4f25c3934d576a4f450ed8e522b5e1a54c0d6d84982fe739c210324e1c8faeae |
| Publication page | 51037f7679d3349d808b4b97ef1be91b6e58a4617c42741e626331240735cd4f |
| Manifest | b56f2e40ad555eddc008e2d2f6cfbddd0bd03f7a3202078160d52bb8e56de425 |
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 | NTGH28OjMKXb5rzacFNg+scWV47UKyJ72HkW6lBmrrPN6pweO9AD83YiyUDzgUnee6oqJ/GZ3HfaGy8VJ5N9DQ== |
| 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
| 2026-09-17T11:49:48.909298Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023612observed 51037f7679d3349d808b4b97ef1be91b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:49:48.890581Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023612/manifest.jsonobserved b56f2e40ad555eddc008e2d2f6cfbddd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:49:48.873985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023612/publication.mdobserved 4f25c3934d576a4f450ed8e522b5e1a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:49:48.855083Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000023612/publication.txtobserved 74b498b43e16d0aef6883440012e3c88...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. |
|---|