OT-2026-000043350
Publication integrity record
Foam pad vacuum gripper, common isolation valve, pump fed, 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-2026-000043350) never changes.
Identity and time
| Publication number | OT-2026-000043350 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-327e-7e8a-ba69-b87ffa3ce476 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:24.717423Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043350 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c918391eac53328d91d564be929fb5dd2c5fdca92d17ea1ea1694f402115186 |
|---|---|
| Markdown | 704daa2e594aa5b5032575e9b4395115493119fdfe4ea09fe8c33b31ecc1dd9c |
| Publication page | 380f6a2ef35fb996b3cbb230138a8627b7ce8fe004a2e3efaa26fe22eff13b8f |
| Manifest | 62b397cd4bcb1576e285ee2ed069c65a4abd62d8d1902f77f0880ed142b400fb |
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 | y2rmyo2d6NadHmn6ciKtAStRfSPwFwaq+PR39+1QwdwDjmynjp7OdWVlSphrcXRTyqAYoi4xBKDKktlnsA4xCQ== |
| 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
| 2026-09-17T11:13:51.994131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043350observed 380f6a2ef35fb996b3cbb230138a8627...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:13:51.973886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043350/manifest.jsonobserved 62b397cd4bcb1576e285ee2ed069c65a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:51.954643Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043350/publication.mdobserved 704daa2e594aa5b5032575e9b4395115...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:13:51.935288Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043350/publication.txtobserved 3c918391eac53328d91d564be929fb5d...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. |
|---|