OT-2026-000057972
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, sustained 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-2026-000057972) never changes.
Identity and time
| Publication number | OT-2026-000057972 · never reused |
|---|---|
| Internal UUID | 01a0ae88-6ed9-7518-b046-4e995612621f · 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-2026-000057972 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6a3da1296494afbdb2b51d0c523bce3bad7e7320921fe3625bb3e65c780831a5 |
|---|---|
| Markdown | a2eb36fd3f4ac22f0e353a416dab3ad5b54734bcf2140ff530f1bfc716514952 |
| Publication page | 17162886c8df61fafed8a62ab502e6718b81c1290aa1594164780f8729db77b6 |
| Manifest | 8658a391bec6fa87ec89afa3f9978c1db5d8f6f83f1f1c4e05bd600354b35bfa |
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 | MzLJFJ/sV+oqYkedLkS8WL2LWAVdeyD9sqz2q5Qw26g79oc1KE2NGDX/AnQePwuAj0OughJIIvMoRXQHa6a9AQ== |
| 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
| 2026-09-17T10:47:35.723473Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057972observed 17162886c8df61fafed8a62ab502e671...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:47:35.704843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057972/manifest.jsonobserved 8658a391bec6fa87ec89afa3f9978c1d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:35.687088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057972/publication.mdobserved a2eb36fd3f4ac22f0e353a416dab3ad5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:47:35.667904Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057972/publication.txtobserved 6a3da1296494afbdb2b51d0c523bce3b...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. |
|---|