OT-2026-000026490
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, sustained 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-2026-000026490) never changes.
Identity and time
| Publication number | OT-2026-000026490 · never reused |
|---|---|
| Internal UUID | 01a0ae71-f4a8-7f50-b8d5-5f6ad9e5fe61 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:18.960773Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026490 |
| Status | PUBLIC |
Content hashes
| Canonical text | 2fcb0e02d7cf5288ddcf66d77954b582ab8a5edb31475d6ce6a49eb6ce704525 |
|---|---|
| Markdown | c1ea12e3a933587f94e2088485f8022e518c13c43d4f0f1df82bc3cfc0d436d5 |
| Publication page | 943bcbb2b04bd6dbaae0e3752460883ea62104b663c0d0f874f8c5808322ff2e |
| Manifest | e03b17270682e1a307f6984c19111bd4a66780980c68ee28ebb245c6ecd14a3e |
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 | f83R7Udpey/cyytoPGllO0k9cJpHSq+0MoG8wpxtsVGPjrPv8kZm8ipHQafRjQuPmWWAmYB6pWm1uOlheSDsBw== |
| 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
| 2026-09-17T11:44:36.979623Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026490observed 943bcbb2b04bd6dbaae0e3752460883e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:44:36.962582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026490/manifest.jsonobserved e03b17270682e1a307f6984c19111bd4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:36.944024Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026490/publication.mdobserved c1ea12e3a933587f94e2088485f8022e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:44:36.927037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026490/publication.txtobserved 2fcb0e02d7cf5288ddcf66d77954b582...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. |
|---|