OT-2026-000021528
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, supply line 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-2026-000021528) never changes.
Identity and time
| Publication number | OT-2026-000021528 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7457-ab3d-37494f38508a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021528 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1f33e4b51054835fb5dda1a761b1d84376c188cc111683cb812e8f5409837aa4 |
|---|---|
| Markdown | 19617c4a92b43531eb6ab85c4b168769fb0f0691e6d4d9c1468dcd8318997bd9 |
| Publication page | 16e6b0bb5e9c9e7651b2d6673a7493667c6227301280718fef1d894278b6063d |
| Manifest | e5e81dede1b576ecc628386d9f22dd1f23055f0bc6af6c9d396866356d7d671e |
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 | U8gBfn0Xmq+hyxdXE9To409BNC290LQGHvENI3pw+gFub7ng6GaIDyUYSjVknDr48CTs9cmO5SfSzL3749QAAQ== |
| 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
| 2026-09-17T11:55:26.867595Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021528observed 16e6b0bb5e9c9e7651b2d6673a749366...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:26.848640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021528/manifest.jsonobserved e5e81dede1b576ecc628386d9f22dd1f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.826745Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021528/publication.mdobserved 19617c4a92b43531eb6ab85c4b168769...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:26.805121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021528/publication.txtobserved 1f33e4b51054835fb5dda1a761b1d843...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. |
|---|