OT-2026-000051197
Publication integrity record
Single cup vacuum gripper, three stage ejector, 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-2026-000051197) never changes.
Identity and time
| Publication number | OT-2026-000051197 · never reused |
|---|---|
| Internal UUID | 01a0ae83-273f-7654-a6a9-5d89bed9d03e · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:05.998905Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051197 |
| Status | PUBLIC |
Content hashes
| Canonical text | 274fa7820bb370e1ceee8f7aa4d8d0a071dabd0f7309c5c64411e084fdeccf8d |
|---|---|
| Markdown | a6daf85f6f329eb04e2215ccd357ec5b7804da7bc4b32c14c79452d9e7546ba9 |
| Publication page | ecd73dda189af0a89cfed14b2c5e927e8d5ca8b2b736f9f5050cab99a4a84bf3 |
| Manifest | 8450e4b44fdec629a31205780c6b5c3042aa9ebdff86d411ff90fb3c96cd76cb |
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 | KJfXFgbLH5Ofl1Re/ufPBRhLvEzUJXRcIRARbTJgGSicxj3E1ZqPxn2Lk58jSyufhoJT1AhA+RsCNfWmxPoRCA== |
| 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
| 2026-09-17T10:58:58.617122Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051197observed ecd73dda189af0a89cfed14b2c5e927e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:58.600066Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051197/manifest.jsonobserved 8450e4b44fdec629a31205780c6b5c30...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:58.583917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051197/publication.mdobserved a6daf85f6f329eb04e2215ccd357ec5b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:58.567995Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051197/publication.txtobserved 274fa7820bb370e1ceee8f7aa4d8d0a0...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. |
|---|