OT-2026-000029788
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, 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-2026-000029788) never changes.
Identity and time
| Publication number | OT-2026-000029788 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e24-7261-bfaa-699e1843a5a5 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029788 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7ef37dd5f2ed926b928e9cd7cdecd139fe039e78509733c9d1a54801a70837f9 |
|---|---|
| Markdown | 8ab62fbc6c76a86f072da240fd6f5929c9370862e3375fcd0937b93dedeba4de |
| Publication page | baa2d422bf8c82f9e63fcc01c1c048ef6b923487a132a99e59a78db291085c39 |
| Manifest | a2d9acd1c812fe7f8e97eced8a8af9657b7a78dfbc2a5248193a486613fafe71 |
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 | NwV+DBFulqnxHo1pfC++kMw70ft9Q3z8XRgwV4DFBlhy9gE5Hzxpiy/mN2dFo6xBm+pn2PzctAp20ADm34K6BA== |
| 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
| 2026-09-17T11:39:33.030655Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029788observed baa2d422bf8c82f9e63fcc01c1c048ef...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:33.014390Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029788/manifest.jsonobserved a2d9acd1c812fe7f8e97eced8a8af965...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:32.996282Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029788/publication.mdobserved 8ab62fbc6c76a86f072da240fd6f5929...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:32.978344Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029788/publication.txtobserved 7ef37dd5f2ed926b928e9cd7cdecd139...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. |
|---|