OT-2026-000028429
Publication integrity record
Six cup vacuum gripper, six outlet manifold, single stage ejector, 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-2026-000028429) never changes.
Identity and time
| Publication number | OT-2026-000028429 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f6-7e99-9820-55438f705806 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028429 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7637c41f8b077d04f4c9b40cca650e706d59e3ac7f14a9a629af9f9524e0b3a |
|---|---|
| Markdown | 8a8e45eb2ca8a6b432cc0be0e01fd859314558dd67135ee2b17b9ebdb5f51537 |
| Publication page | 86343cd889f69e72877e94887bf54d3bcdab46e2694f0eb1dd620918dfd2d718 |
| Manifest | 29042f4da8c4929589df858fe1e503725a1bb8ea48fe26dc051355e2f663b4fa |
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 | SNfBzqvbXa8wA+0pGOcPpvJw1JPZtlCJUxKLn/gOR8wNppc9JZrqf/xbY7LO7EktaO0COsqUhtBRL0hmWCp9BA== |
| 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
| 2026-09-17T11:40:33.767842Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028429observed 86343cd889f69e72877e94887bf54d3b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:33.748746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028429/manifest.jsonobserved 29042f4da8c4929589df858fe1e50372...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:33.730033Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028429/publication.mdobserved 8a8e45eb2ca8a6b432cc0be0e01fd859...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:33.712372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028429/publication.txtobserved e7637c41f8b077d04f4c9b40cca650e7...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. |
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