OT-2026-000057980
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained blow-off after 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-2026-000057980) never changes.
Identity and time
| Publication number | OT-2026-000057980 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7770-936b-9bc29a095589 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:52.020108Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057980 |
| Status | PUBLIC |
Content hashes
| Canonical text | 662489bbda5deaea6de7d54f516e820b19e9e7086e1aa283b5df78f4556586c1 |
|---|---|
| Markdown | 7ce51d924128bc03c7c2301fd63d6c261d8514c6795382c6a30abd26d63b9b30 |
| Publication page | c858f08ed36f724f1c16050b542797ff1c845d378347640c8fb48cbecb72a085 |
| Manifest | f9babff3930ddf050824abcbdb540927cc89c26b4991f26544092bec9aea6bd5 |
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 | WqwSZL264+dLcxSJ9J8gSEHXS8VPcL12yXZEfj8M3Rf9zWP2rKSM1nIYjQGfj/D1AlmyQuRMRw5e6Hr5YmsrDA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:47:36.383150Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057980observed c858f08ed36f724f1c16050b542797ff...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:36.364947Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057980/manifest.jsonobserved f9babff3930ddf050824abcbdb540927...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:36.347078Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057980/publication.mdobserved 7ce51d924128bc03c7c2301fd63d6c26...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:36.328027Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057980/publication.txtobserved 662489bbda5deaea6de7d54f516e820b...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. |
|---|