OT-2026-000081552
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line 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-2026-000081552) never changes.
Identity and time
| Publication number | OT-2026-000081552 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f71-77da-8d5d-18bcf2bd4491 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081552 |
| Status | PUBLIC |
Content hashes
| Canonical text | 99903d547381ec7de31866c0ba5c9f46815d2a8b7a71c5f0248a5d8a09a48a53 |
|---|---|
| Markdown | d1a842e7b4fb6b6cae1a43959c56c9bf49f53134947c4654fd52b73008167ca3 |
| Publication page | 839b220ca7b060ee8b8f01ad715d347ee7610e3b8f36d58b5352b8506ab175b5 |
| Manifest | ad1ce32ecbe7e16cf1c8622db35d7d98c372f4ef5adb6185d9e231845def99be |
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 | ZoerSLKn+lkvOktk4YqQQl8nrsbITuwhgNKjOt+sHE4GZyUT4aLJDUdA57zM4WuaidU1RNXh/gu16diEHgERAA== |
| 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
| 2026-09-17T09:59:34.706007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081552observed 839b220ca7b060ee8b8f01ad715d347e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:34.688156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081552/manifest.jsonobserved ad1ce32ecbe7e16cf1c8622db35d7d98...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:34.640369Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081552/publication.mdobserved d1a842e7b4fb6b6cae1a43959c56c9bf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:34.590065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081552/publication.txtobserved 99903d547381ec7de31866c0ba5c9f46...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. |
|---|