OT-2026-000050149
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-2026-000050149) never changes.
Identity and time
| Publication number | OT-2026-000050149 · never reused |
|---|---|
| Internal UUID | 01a0ae82-5c45-77f0-93db-b2323ae3e19d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:36:14.042293Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000050149 |
| Status | PUBLIC |
Content hashes
| Canonical text | df2d21d7335938516de327091d8e4402d212cc6ad080190f2dbe1e0e765796a8 |
|---|---|
| Markdown | 68b1682ab5d95bc851c764d8134f1992f560b4f002e8c3c9563a6f39814c5cf1 |
| Publication page | 014c853f7a5680a41951d4240761561f4d4fab0a2cb262b7a84134f59047b0ee |
| Manifest | 233b44b4e37940a1671cb4a9e6af5f80198176f46d7de18698f91a5a5a7437dd |
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 | gHvykhd0MoPJKgP0COWsh/1sk5SvH3pLIxCIhSKH6i4YrGC62ZJvgbd8mMKZ1OK90kdTB0ImKPXvf3kuRcgUDw== |
| 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
| 2026-09-17T11:01:07.295182Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050149observed 014c853f7a5680a41951d4240761561f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:07.278664Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050149/manifest.jsonobserved 233b44b4e37940a1671cb4a9e6af5f80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:07.261683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050149/publication.mdobserved 68b1682ab5d95bc851c764d8134f1992...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:07.244462Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000050149/publication.txtobserved df2d21d7335938516de327091d8e4402...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. |
|---|