OT-2026-000026772
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, 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-2026-000026772) never changes.
Identity and time
| Publication number | OT-2026-000026772 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3451-7a5e-ba2c-c3198d061f9e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026772 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8ec00a12b7cd593aa417e55c1a405e4903fd30ce8c4796d544ea8b5c7f13c321 |
|---|---|
| Markdown | e7a1caee878f8f92318504019ce836797b6d6eb2c16afe542b2bd773b35411b8 |
| Publication page | fd1ce4f2157b3551b544c366bc6867b98f8aadef4eabf479dc91e1448dbe4ab1 |
| Manifest | e444de1717d9e4f5325f0c4494a161da77fa43ddbc770c86c5765672c10411ab |
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 | kNUKKMhV5iJNOVNePPdXiAdx/odPF1Swa1+Tr0YyF+CGEaTMgMyIb0XXRuVLf1fCK3tgliHlncNA1+LZnhQfAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:43:18.720944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026772observed fd1ce4f2157b3551b544c366bc6867b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:18.703230Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026772/manifest.jsonobserved e444de1717d9e4f5325f0c4494a161da...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:18.656797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026772/publication.mdobserved e7a1caee878f8f92318504019ce83679...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:18.581558Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026772/publication.txtobserved 8ec00a12b7cd593aa417e55c1a405e49...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. |
|---|