OT-2026-000063355
Publication integrity record
Foam pad vacuum gripper, four zone face, six outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off before 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-2026-000063355) never changes.
Identity and time
| Publication number | OT-2026-000063355 · never reused |
|---|---|
| Internal UUID | 01a0ae8c-f943-7bb0-93dd-86cc6ccc7e50 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:47:49.602795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000063355 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27c4484a10db6c526d1ba586d357376d65e95f9823407143c06c53d9ac2ec5a5 |
|---|---|
| Markdown | f443b802eb0ebe1b08eadefc12f864d57275006938b1f5cae7abf56d6c015efe |
| Publication page | 80c214d800a9fa20b8b84d16f9180c86d5f0fe0454c9797a8f9eb9e656874534 |
| Manifest | c683fece2ceda50cc4b5e7892caf0305a06f4970a0130c78ca5a5ffe4afac3a5 |
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 | 2GviA/bBfY6eB15nDr7VPaILwKyHIXgKwqJtmKL9K63X183QXsKgu1k9ifcBYPv8hVCi9uGk4tDcFZt+C/snDw== |
| 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
| 2026-10-24T00:41:45.873282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063355observed 80c214d800a9fa20b8b84d16f9180c86...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-10-24T00:41:45.821190Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063355/manifest.jsonobserved c683fece2ceda50cc4b5e7892caf0305...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T00:41:45.767601Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063355/publication.mdobserved f443b802eb0ebe1b08eadefc12f864d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-24T00:41:45.611087Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063355/publication.txtobserved 27c4484a10db6c526d1ba586d357376d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:41:23.509256Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063355observed 80c214d800a9fa20b8b84d16f9180c86...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:41:23.429985Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063355/manifest.jsonobserved c683fece2ceda50cc4b5e7892caf0305...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:41:23.332795Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063355/publication.mdobserved f443b802eb0ebe1b08eadefc12f864d5...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-10-02T12:41:23.218491Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000063355/publication.txtobserved 27c4484a10db6c526d1ba586d357376d...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 |
|---|