OT-2026-000005789
Publication integrity record
Bellows cup vacuum gripper, common isolation valve, pump fed, pressure verified
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-2026-000005789) never changes.
Identity and time
| Publication number | OT-2026-000005789 · never reused |
|---|---|
| Internal UUID | 01a0a944-f07a-7238-a634-282d3e8035c5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T08:11:02.652924Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000005789 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ccda385d91f3731442a5b0c981b469c2df13ae6140a66d176c5b9964c46992d |
|---|---|
| Markdown | 765cdf946c5de1830b3e27fa2333afa23d8aa0a1781d4a0e667a6d010f5a2f06 |
| Publication page | 0a8563bb42952f6b1662cee4e841df8dbc0c51a4f89e14436d61db353988b026 |
| Manifest | b93d47a59fc8fae3193927a80d082ba2903c8de0fdfa8ef493443a65c386d72c |
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 | /DgGGe7OnWMxJ8p0F2n1P7qdori8S0vi0/spKxTvFERE7QWR/dcDuZw/bE4os4mK6rfFjQgXo8Z5CXSrFl/SAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T08:27:03Z batch OT-TS-2026-W38-012 · RFC 3161 token · inclusion proof root dbe93cb6b2158496df2f60f3b6822537... |
|---|
Independent retrieval
| 2026-09-16T08:44:56.378393Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005789observed 0a8563bb42952f6b1662cee4e841df8d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T08:44:56.151805Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005789/manifest.jsonobserved b93d47a59fc8fae3193927a80d082ba2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:55.953666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005789/publication.mdobserved 765cdf946c5de1830b3e27fa2333afa2...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:44:55.657861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005789/publication.txtobserved 9ccda385d91f3731442a5b0c981b469c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:32.717958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005789observed 0a8563bb42952f6b1662cee4e841df8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:32.705878Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005789/manifest.jsonobserved b93d47a59fc8fae3193927a80d082ba2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:32.694008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005789/publication.mdobserved 765cdf946c5de1830b3e27fa2333afa2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T08:20:32.681558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000005789/publication.txtobserved 9ccda385d91f3731442a5b0c981b469c...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. |
|---|