OT-2026-000050823
Publication integrity record
Four bellows cup vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000050823) never changes.
Identity and time
| Publication number | OT-2026-000050823 · never reused |
|---|---|
| Internal UUID | 01a0ae82-c7b2-7aeb-b835-d2503e2101bb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:41.548889Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050823 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4a00074cf08c499bd9af1ab81087380b57f3465ed72b9bf714c1d28f5e6648f |
|---|---|
| Markdown | 1c5ef87ffaa48ae851aaa4876ac91566b6e88d8b0ce464c6da5120fb53eb7675 |
| Publication page | a938b847df764c667608e15e7aa96c6d62facd564b80c34525af0659dab2e990 |
| Manifest | 52d7d9c73f7a6a2d283b1e851fae5aa0cd758664db29621fd3143e00ab128e7a |
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 | HqqyFB1Yp/S6KpntsAz5NDqdBZh5EZ0FGfCeckl8OkRqA1VjKXAYjn5/1eLf/C8wWxDue4o7iIZqyqkk2mxcAA== |
| 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
| 2026-09-17T08:41:48.293817Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050823observed a938b847df764c667608e15e7aa96c6d...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:41:47.988968Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050823/manifest.jsonobserved 52d7d9c73f7a6a2d283b1e851fae5aa0...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:47.585657Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050823/publication.mdobserved 1c5ef87ffaa48ae851aaa4876ac91566...fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:41:47.320750Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050823/publication.txtobserved a4a00074cf08c499bd9af1ab81087380...fetched by grabo-systems from 34.44.131.203, 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. |
|---|