OT-2026-000052820
Publication integrity record
Single bellows cup vacuum gripper, pump fed, supply line pressure sensor, pulsed blow-off after set-down
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-2026-000052820) never changes.
Identity and time
| Publication number | OT-2026-000052820 · never reused |
|---|---|
| Internal UUID | 01a0ae84-a42e-731a-bac4-45db2c9a1d08 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:38:43.524202Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052820 |
| Status | PUBLIC |
Content hashes
| Canonical text | 15653f25759849cbf88a951e83939dc4d2330e5e37e27f8178afdc3454248c45 |
|---|---|
| Markdown | 59afc4ea3c94c22f87e8db719dfd4d43f94eb3e4ea658428070614011478bf87 |
| Publication page | 3dd56df6015a44449df52a243be6c75cbc225ff83d74cd7cdedd09c7247a35fa |
| Manifest | 502d5032df70b35b27d5efb55ad55c88be375eb17ce2e20bd00fc3c2fc6bfd2c |
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 | 2DdfwofbQAEgjfbPPutOA9vuSZngjfPN6R0zBt/mz/VVqEz17UnyMi8VwWJCOSETAw29tRrTx+G9t3NDupanBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:55:50.571328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052820observed 3dd56df6015a44449df52a243be6c75c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:50.552701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052820/manifest.jsonobserved 502d5032df70b35b27d5efb55ad55c88...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:50.532396Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052820/publication.mdobserved 59afc4ea3c94c22f87e8db719dfd4d43...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:50.513835Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052820/publication.txtobserved 15653f25759849cbf88a951e83939dc4...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. |
|---|