OT-2026-000053345
Publication integrity record
Single cup vacuum gripper, plant vacuum fed, supply line pressure sensor, vented 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-2026-000053345) never changes.
Identity and time
| Publication number | OT-2026-000053345 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a16-7740-8fe9-fc5472e99dcf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053345 |
| Status | PUBLIC |
Content hashes
| Canonical text | c44451691ea7569dbeeb24e010a3839bf38d310b85e629fb81fdd2566d0dec83 |
|---|---|
| Markdown | 6b6712223b1792fd4b648a6b2f499242b877ea7f640458cc3e35d011af9b7813 |
| Publication page | cb314dafd3af366c343496e798d874593e1de4b294bacd195ebb51e22bb99166 |
| Manifest | d91092d8c2e8c842e3346de46c3fd651b591dcfbf5b4b2aa6e75116836d0344e |
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 | yOxUIlIsbChwkM9mCedMT9LMa7f+vS8Zjx0coG9w1/6oz+Y41wtdtTpP+N0nhafBn5lf1IptkFHRc+9AWI01Cw== |
| 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
| 2026-09-17T10:55:03.259850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053345observed cb314dafd3af366c343496e798d87459...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:03.240075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053345/manifest.jsonobserved d91092d8c2e8c842e3346de46c3fd651...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:03.219500Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053345/publication.mdobserved 6b6712223b1792fd4b648a6b2f499242...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:03.194106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053345/publication.txtobserved c44451691ea7569dbeeb24e010a3839b...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. |
|---|