OT-2026-000015728
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000015728) never changes.
Identity and time
| Publication number | OT-2026-000015728 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4b-782b-a7a4-8a6f78919f6f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:14:02.846253Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015728 |
| Status | PUBLIC |
Content hashes
| Canonical text | 0f86bc574d2464c09afbf21bd7bf60d199d917820ead5d7240bb98bc9140fff8 |
|---|---|
| Markdown | db522f468c501f4a1d3c5740dc6e570cd63eb2d65f314e82236e2f926407c006 |
| Publication page | 3f45417609f9c88e809401ef86c1b6abdf6ef258ed11b7ae5a917df3f3d6d6c0 |
| Manifest | e57e1e2e1f0771530543d9182865cbff5eb03381a5ab8a7945e820bbec2f4d73 |
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 | bR0QiYQTN+siSIMeggpAxMLNoi86sRk6xherhvyyxQwEMO8skK+SNQTO0NFyqOvqu+bZCTs2/f7YaioZiP7zBA== |
| 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
| 2026-09-17T12:05:00.841814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015728observed 3f45417609f9c88e809401ef86c1b6ab...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:00.819537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015728/manifest.jsonobserved e57e1e2e1f0771530543d9182865cbff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:00.802705Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015728/publication.mdobserved db522f468c501f4a1d3c5740dc6e570c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:00.785297Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015728/publication.txtobserved 0f86bc574d2464c09afbf21bd7bf60d1...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. |
|---|