OT-2026-000080825
Publication integrity record
Three cup vacuum gripper, three zone face, common isolation valve, two stage ejector, sustained blow-off before set-down
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-2026-000080825) never changes.
Identity and time
| Publication number | OT-2026-000080825 · never reused |
|---|---|
| Internal UUID | 01a0ae96-b974-732a-b61e-4eaf3847a5ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:28.739380Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000080825 |
| Status | PUBLIC |
Content hashes
| Canonical text | eacec17178a8f16e957de63cfd1e8e82eb8266653598d1ea30d9ec88852c65fd |
|---|---|
| Markdown | 752a78373a4f32ee088fb70ebd0f13be20482af7a048346fe62115a181cf3568 |
| Publication page | d1c3880a72fd0a5bd1970d2a7a0b955b3e106588d764725808ba05eb55320fca |
| Manifest | 911bf9867157f12eb7ea47b4585ac58ec1df0a44817921c4cd6e855e3e04d7d0 |
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 | HqFZ7M0pnd0MzyfcoEPWh5mlEUGeyUUFqFmcPqGk8SIYtMnRsP4O62dGvm8oqr5Rje+tNqkT03ZZg5MJT9VWAg== |
| 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
| 2026-10-06T00:41:35.527322Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080825observed d1c3880a72fd0a5bd1970d2a7a0b955b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-06T00:41:35.476849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080825/manifest.jsonobserved 911bf9867157f12eb7ea47b4585ac58e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:35.426887Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080825/publication.mdobserved 752a78373a4f32ee088fb70ebd0f13be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-06T00:41:35.358854Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080825/publication.txtobserved eacec17178a8f16e957de63cfd1e8e82...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:41:51.601441Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080825observed d1c3880a72fd0a5bd1970d2a7a0b955b...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:41:51.531568Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080825/manifest.jsonobserved 911bf9867157f12eb7ea47b4585ac58e...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:41:51.448675Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080825/publication.mdobserved 752a78373a4f32ee088fb70ebd0f13be...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T12:41:51.339913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000080825/publication.txtobserved eacec17178a8f16e957de63cfd1e8e82...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 |
|---|