OT-2026-000034981
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off after 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-2026-000034981) never changes.
Identity and time
| Publication number | OT-2026-000034981 · never reused |
|---|---|
| Internal UUID | 01a0ae76-6a1c-75fd-b4ce-7342e4666652 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:23:11.150702Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000034981 |
| Status | PUBLIC |
Content hashes
| Canonical text | e87e18d58839b842a4e71eb86e944e23d2b8c3e08d9fa94c9b875b01543fa5cd |
|---|---|
| Markdown | 64937c4f5ecbb525d94bfb00a9cc3b1c3ae3a0b8873b7dc7bf403e83926cda4d |
| Publication page | 42d6b20c51fe6abcb20781c215b294068303d6cc227fe7a9ebaec2e84ba0a6e6 |
| Manifest | bad5223409891e914f43c512fa6bde9130b8543960e5f17254d979bf381a5471 |
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 | F3bnHY3gWiIwFCNmGQLp1R4oqzcyvRlumGF2KSGC9s5ZmO/VWEwXk83XjCmcVAa1CPdQVkydZq9N7vd5KK9SDg== |
| 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
| 2026-11-02T12:41:27.389868Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034981observed 42d6b20c51fe6abcb20781c215b29406...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-11-02T12:41:27.316910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034981/manifest.jsonobserved bad5223409891e914f43c512fa6bde91...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T12:41:27.265876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034981/publication.mdobserved 64937c4f5ecbb525d94bfb00a9cc3b1c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-11-02T12:41:27.141391Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034981/publication.txtobserved e87e18d58839b842a4e71eb86e944e23...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T12:41:28.368535Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034981observed 42d6b20c51fe6abcb20781c215b29406...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T12:41:28.310771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034981/manifest.jsonobserved bad5223409891e914f43c512fa6bde91...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T12:41:28.255924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034981/publication.mdobserved 64937c4f5ecbb525d94bfb00a9cc3b1c...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-26T12:41:28.181158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000034981/publication.txtobserved e87e18d58839b842a4e71eb86e944e23...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 |
|---|