OT-2026-000030072
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, 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-2026-000030072) never changes.
Identity and time
| Publication number | OT-2026-000030072 · never reused |
|---|---|
| Internal UUID | 01a0ae73-ac4a-7398-800a-cd475882a9fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:11.501096Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030072 |
| Status | PUBLIC |
Content hashes
| Canonical text | ada44b2caea21f304777edcb8486e357bb7dd7fd5455fff8955f42d64fc64d27 |
|---|---|
| Markdown | 9ab2dab646985c6b9c426350c8dc2ab27a4381a6f1be897be022109d4c1d23dd |
| Publication page | 281cf817d6a9c1b1928d8b8689144cda0ee94276fa361be6467cb6a7489fafe1 |
| Manifest | a54cdf988eaa11a5511c7184dd2c716dee9035f2f8d8ff437866fb4429cba983 |
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 | DKYuawy38DKjrsuEDvPM4fLxp53tM16/z4Iuo/X7RmRPaxt7SMZCTm66+KM/xSedaqZbGqPVq6+oNYv3AxxeCg== |
| 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
| 2026-09-17T11:38:48.980482Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030072observed 281cf817d6a9c1b1928d8b8689144cda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:48.962831Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030072/manifest.jsonobserved a54cdf988eaa11a5511c7184dd2c716d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:48.941838Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030072/publication.mdobserved 9ab2dab646985c6b9c426350c8dc2ab2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:48.918888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030072/publication.txtobserved ada44b2caea21f304777edcb8486e357...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. |
|---|