OT-2026-000069422
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000069422) never changes.
Identity and time
| Publication number | OT-2026-000069422 · never reused |
|---|---|
| Internal UUID | 01a0ae90-b52a-7159-b889-194e86fa4aee · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:54.310022Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000069422 |
| Status | PUBLIC |
Content hashes
| Canonical text | ceb31e697f7efb8f93864ca66de57cb9baedb71bb2150d3e412aa7e3fe5692c7 |
|---|---|
| Markdown | a1f7e582658848de42b0b67dd37f9170ad61d6f94d66dd834d56eb414338f118 |
| Publication page | 2288b4adb0796b7616a073e028ba8ab4c957031fded60c32ba4feff6439ae308 |
| Manifest | 1f6944106f247da921e0b5e59deae7f209d4e1bdf3cfd9855505a0e88b974bd7 |
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 | 40ZWfBEJlz6jvJv2ROQkNKxHQejVCDX/ofPmxuknYS1KZISHrnTuGO9mK8H9NHgJEOLdnXPQPuCX3/jkRNX9Cg== |
| 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
| 2026-11-04T08:41:34.017173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069422observed 2288b4adb0796b7616a073e028ba8ab4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-04T08:41:33.946336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069422/manifest.jsonobserved 1f6944106f247da921e0b5e59deae7f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T08:41:33.852619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069422/publication.mdobserved a1f7e582658848de42b0b67dd37f9170...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-04T08:41:33.741323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069422/publication.txtobserved ceb31e697f7efb8f93864ca66de57cb9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:12.012192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069422observed 2288b4adb0796b7616a073e028ba8ab4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:11.961628Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069422/manifest.jsonobserved 1f6944106f247da921e0b5e59deae7f2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:11.912398Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069422/publication.mdobserved a1f7e582658848de42b0b67dd37f9170...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-12T16:41:11.825599Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000069422/publication.txtobserved ceb31e697f7efb8f93864ca66de57cb9...fetched by grabo-systems from 34.44.131.203, 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
| OT-CUSTODY-2026-W38 | OpenTechnical-Custody-2026-W38.tar.zstf2fc69d02142424a578267e5e3a6d3bb... · 402,218,449 bytes · held by held on site pending an external custodian · retention permanent |
|---|