OT-2026-000090103
Publication integrity record
Three cup vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, manifold pressure sensor, 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-2026-000090103) never changes.
Identity and time
| Publication number | OT-2026-000090103 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-428e-7182-9cd8-f227addd78d0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:31.390046Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000090103 |
| Status | PUBLIC |
Content hashes
| Canonical text | 32a37c3a6898d79ae9aca957eedc69c17cb5b24d778e35af86c9cea4f396ab1f |
|---|---|
| Markdown | 985ac3df2f18263dc101d8f2cd8299c50d2148ddc8407f6678643c6992f9dbba |
| Publication page | a40b790a4287130fbf7062a79f56554f69e54ef9a850414c1f9c27cb888e79fa |
| Manifest | 972484cb776ee736fb62e890cd4003bc6a4e4b46c5a15c6fdd09af6896af1f85 |
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 | P1dolfuTa32dY0vWHBUU1szqqfAiccRrqa4mS7e68vSieVeZx/CYp+P59q2I9y0w3pDqrBMkyQBDzwLbTy4gCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:45:31.571722Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090103observed a40b790a4287130fbf7062a79f56554f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:45:31.555817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090103/manifest.jsonobserved 972484cb776ee736fb62e890cd4003bc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:31.538383Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090103/publication.mdobserved 985ac3df2f18263dc101d8f2cd8299c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:45:31.520689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000090103/publication.txtobserved 32a37c3a6898d79ae9aca957eedc69c1...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. |
|---|