OT-2026-000062616
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, sustained 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-2026-000062616) never changes.
Identity and time
| Publication number | OT-2026-000062616 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-0ac1-7a39-a184-832652f453b3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:46:48.542263Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000062616 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4c8d6878552a45ec20c0f1b05bbd90ad26c633fe31abcda0caddd15fdac29973 |
|---|---|
| Markdown | e7ad1d5e69b6b6721d157c2e57254f5f2a6eb1c1a30c4b1faa1a1fd2627eabd2 |
| Publication page | 9c43666ce636f78bd25c4eb3f0123ee8305e23d408d5f21d60e2dc3b0f30aecc |
| Manifest | e5363437c27f1b55354d3a13d750589ad9a6724f558f8955ee6d2e983aae2ebb |
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 | wKxy2lAwbS/KIJC8sJHDuvPXEkBmhcXTcU+tPrZyvwO08WxVdML3oGtk4GHkMLbGGp6PgGTCJWXXNJ7pkTg7Ag== |
| 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
| 2026-10-08T20:41:24.139316Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062616observed 9c43666ce636f78bd25c4eb3f0123ee8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-08T20:41:24.030750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062616/manifest.jsonobserved e5363437c27f1b55354d3a13d750589a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T20:41:23.945833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062616/publication.mdobserved e7ad1d5e69b6b6721d157c2e57254f5f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-08T20:41:23.824750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062616/publication.txtobserved 4c8d6878552a45ec20c0f1b05bbd90ad...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T20:41:51.813748Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062616observed 9c43666ce636f78bd25c4eb3f0123ee8...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T20:41:51.738555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062616/manifest.jsonobserved e5363437c27f1b55354d3a13d750589a...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T20:41:51.655694Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062616/publication.mdobserved e7ad1d5e69b6b6721d157c2e57254f5f...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T20:41:51.580629Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000062616/publication.txtobserved 4c8d6878552a45ec20c0f1b05bbd90ad...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 |
|---|