OT-2026-000016028
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, pump fed, 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-2026-000016028) never changes.
Identity and time
| Publication number | OT-2026-000016028 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-0c4d-7e1e-8619-868f193cb28f · 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-2026-000016028 |
| Status | PUBLIC |
Content hashes
| Canonical text | 740adb7977a75c4657e85be59e18226da110ff2ec7f4a2e89be9afa85703e207 |
|---|---|
| Markdown | bc2a8488e2ad9d9b5d465206bc5d30bb98b28501a3a09b638128851b7836bca1 |
| Publication page | f8a9d1ce1e86c8f92422a4156ecca09087b5726bec419f22fa40363183f3e3bf |
| Manifest | 358a26c4caa35c9260645cee6b74bd177857b4daec4f68439dfc34d11dbb1137 |
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 | +VXJF4eq5cRuiquC5eTuLEzTvw+W8/15UNUHCRUCpXrDxH7c/X9h+P/TRUjkIM4XJ5SRu9TvVtnkIUSvZetOBg== |
| 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
| 2026-09-17T12:05:34.520392Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016028observed f8a9d1ce1e86c8f92422a4156ecca090...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:34.499687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016028/manifest.jsonobserved 358a26c4caa35c9260645cee6b74bd17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:34.478920Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016028/publication.mdobserved bc2a8488e2ad9d9b5d465206bc5d30bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:34.457621Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000016028/publication.txtobserved 740adb7977a75c4657e85be59e18226d...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. |
|---|