OT-2026-000050258
Publication integrity record
Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, 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-2026-000050258) never changes.
Identity and time
| Publication number | OT-2026-000050258 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c46-7149-84bf-9e4a8cfcae74 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050258 |
| Status | PUBLIC |
Content hashes
| Canonical text | 794476e01d45101a62cdbde05257631013b657e4fe923e9e4bdee215dd7dc391 |
|---|---|
| Markdown | a568ea0162912a6fe91336e29a2b51b3f87621c5971c0fb7e859aa8e9deeb89a |
| Publication page | e32778048f4fc148dba9e90ae398871a86f7fc101e4041ad44a974f9aecd1016 |
| Manifest | 828262f290713762b707208539b777ec377b025a914092848eae24ed4b2f2d28 |
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 | CeAlHZ5QCLi+Cl5WOQUKmf1HZSw8/jNNbGNDhrVlxjZoVBXwAELqA4Z/zL5ipG5CzpiYPXIzRAVy7Ansv9ozCg== |
| 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... |
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Independent retrieval
| 2026-10-17T12:41:32.780858Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050258observed e32778048f4fc148dba9e90ae398871a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-17T12:41:32.705691Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050258/manifest.jsonobserved 828262f290713762b707208539b777ec...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:32.632968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050258/publication.mdobserved a568ea0162912a6fe91336e29a2b51b3...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-17T12:41:32.471193Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050258/publication.txtobserved 794476e01d45101a62cdbde052576310...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:14.687794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050258observed e32778048f4fc148dba9e90ae398871a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:14.627771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050258/manifest.jsonobserved 828262f290713762b707208539b777ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:14.607991Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050258/publication.mdobserved a568ea0162912a6fe91336e29a2b51b3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-10-14T04:23:14.550573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050258/publication.txtobserved 794476e01d45101a62cdbde052576310...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
| 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 |
|---|