OT-2026-000019446
Publication integrity record
Foam pad vacuum gripper, three stage ejector, supply line pressure sensor, pulsed 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-2026-000019446) never changes.
Identity and time
| Publication number | OT-2026-000019446 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7fb3-9c4e-d8645ff7861a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019446 |
| Status | PUBLIC |
Content hashes
| Canonical text | d1a3985069eabab45e53ab1830066bb57c34880b52c854c739f4e82262674c82 |
|---|---|
| Markdown | 920bf3c5c6f4ddf83d999cf926abca6ce673ddcfd087cd415af71af5036085aa |
| Publication page | 1c4b610e092e293c11e782f12c49bbbb833a137f510a45f654f9c9dbe995d565 |
| Manifest | e711cdf70309f5e5535dfa2a8cf3aded49731a6b3a04aa88d282cb1320e8abe8 |
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 | 7DHym7a3Egj34NfT8HbVl9hCmqb0d6DrPE3+n/ITxFXwluLvMWAa7fUuc5N/aI4/d9+IRuEhysuQsDMsyZXJDA== |
| 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
| 2026-09-17T11:58:50.712764Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019446observed 1c4b610e092e293c11e782f12c49bbbb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:50.693428Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019446/manifest.jsonobserved e711cdf70309f5e5535dfa2a8cf3aded...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.672365Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019446/publication.mdobserved 920bf3c5c6f4ddf83d999cf926abca6c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:50.650740Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019446/publication.txtobserved d1a3985069eabab45e53ab1830066bb5...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. |
|---|