OT-2026-000019275
Publication integrity record
Two bellows cup vacuum gripper, two zone face, three 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-2026-000019275) never changes.
Identity and time
| Publication number | OT-2026-000019275 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7742-826c-feb18e79622d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019275 |
| Status | PUBLIC |
Content hashes
| Canonical text | ca8650dabc645e30d37bb3b833d66c707280d02c0f8af0800c37e2cbb05d4914 |
|---|---|
| Markdown | 6dd04636192c229bcc46aba111647ac7c3a138dacff3d8f9c46c6b2dcab611f0 |
| Publication page | 9920a8d0869d93fecc1eb849bb501e33163dda72505c87f8437cf508d4e8f65c |
| Manifest | ce537a229eb407a3a668812016fca9c4b8641d66854d5b0154371f510df3b940 |
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 | N5K3grxfdRusjboe7j+WRNmhw6OvMt5EMq3Aw/T9ITRJS11/uT9eGdsjVFu0iXoVNP66K0nWC8y8tTO1p46mCg== |
| 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
| 2026-09-17T11:58:35.612929Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019275observed 9920a8d0869d93fecc1eb849bb501e33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:35.592782Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019275/manifest.jsonobserved ce537a229eb407a3a668812016fca9c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:35.575095Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019275/publication.mdobserved 6dd04636192c229bcc46aba111647ac7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:35.558861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019275/publication.txtobserved ca8650dabc645e30d37bb3b833d66c70...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. |
|---|