OT-2026-000021090
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two 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-2026-000021090) never changes.
Identity and time
| Publication number | OT-2026-000021090 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e5-7310-9d57-bc0ca9b0d55c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021090 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3314a5b5e3bd998760fdb5bf211ecf4b0eee1b55a3ec033b42d753ed526995d7 |
|---|---|
| Markdown | dc1b1684c31d7a0b7ad4651f0240b6c96eb2b71fcb069708ef8c0eedf5c6b039 |
| Publication page | fddb0753b9945546047075a305ed208052e855de7024ec57ca063a9be2c541ee |
| Manifest | 969fed44b22bfb2090b65433e1d22751c9e502ff08588ffa164b741e9d692080 |
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 | MRqYWeAwdCnYLz6rb9LJ1ML4W5BPpjA6zFM95snk6f+3f4dsWgs8Z/NIvZqmbgXZ2lyGJN8P1lIuDqc/y/zvBw== |
| 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
| 2026-09-17T11:56:22.713156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021090observed fddb0753b9945546047075a305ed2080...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:56:22.689933Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021090/manifest.jsonobserved 969fed44b22bfb2090b65433e1d22751...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:22.671258Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021090/publication.mdobserved dc1b1684c31d7a0b7ad4651f0240b6c9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:56:22.650565Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021090/publication.txtobserved 3314a5b5e3bd998760fdb5bf211ecf4b...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. |
|---|