OT-2026-000068950
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, vented 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-2026-000068950) never changes.
Identity and time
| Publication number | OT-2026-000068950 · never reused |
|---|---|
| Internal UUID | 01a0ae90-6dcd-7264-ad47-864e2477da57 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:36.025578Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068950 |
| Status | PUBLIC |
Content hashes
| Canonical text | 10c8fdeb66827842ad3bc8374271fec9f3fbf56aab82425ffdc4845deade0ac3 |
|---|---|
| Markdown | d6cf5b3d9e68783ee77d2512a915fc298633068c17487f728b4f554d840abdb7 |
| Publication page | 8497ec673167bb6472758defcea34520618a49fe488def913c3aeb4f0cf7d2db |
| Manifest | 60a475721f1452fdb3da518bdc430bd41d7b7f04e08f1ab84d602c24da85f0be |
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 | WIRpGH1RgLK4Z2D63/ps8hYZ+pnXUgNP/fw0s6bofaW4NswLhi45Vjuu/bRYbsei8t5OcJCBw1wwnx0YzpadCQ== |
| 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... |
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Independent retrieval
| 2026-10-28T00:41:17.001046Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068950observed 8497ec673167bb6472758defcea34520...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-28T00:41:16.939655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068950/manifest.jsonobserved 60a475721f1452fdb3da518bdc430bd4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T00:41:16.849506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068950/publication.mdobserved d6cf5b3d9e68783ee77d2512a915fc29...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-28T00:41:16.694288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068950/publication.txtobserved 10c8fdeb66827842ad3bc8374271fec9...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:10.388218Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068950observed 8497ec673167bb6472758defcea34520...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:10.337880Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068950/manifest.jsonobserved 60a475721f1452fdb3da518bdc430bd4...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:10.264081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068950/publication.mdobserved d6cf5b3d9e68783ee77d2512a915fc29...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-05T08:41:10.193171Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068950/publication.txtobserved 10c8fdeb66827842ad3bc8374271fec9...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 |
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