OT-2026-000040449
Publication integrity record
Single cup vacuum gripper, two stage ejector, sustained blow-off after 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-2026-000040449) never changes.
Identity and time
| Publication number | OT-2026-000040449 · never reused |
|---|---|
| Internal UUID | 01a0ae79-2701-7ba7-9301-35fc38e8cc5a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:26:10.588850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000040449 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5aecfb5a8e946661fa8e351ab49a62cf1d1465d85555228cb4488abd8fba4a26 |
|---|---|
| Markdown | 1687351d40e23dc8a1ab57ee3046f0f0d03fd14603dfea632bb3c558bb225f40 |
| Publication page | 1846537fa995fe454e0472f33d15d8a5e315ca38b00d42aa63b1b51203b5ecd7 |
| Manifest | 4e0408801303bc9ebe543e6f27aaee599f3ce405719031f777851daafbf38140 |
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 | 8NOVtBRne2t8fLaNo/jJmRqiSp57VnCv5vU+fl8/s/c9ruqG4dY6p8xhE2e1UEUm3uVHzlAl94T2rPQjc23TCg== |
| 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
| 2026-09-17T11:19:29.558224Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040449observed 1846537fa995fe454e0472f33d15d8a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:19:29.541372Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040449/manifest.jsonobserved 4e0408801303bc9ebe543e6f27aaee59...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:19:29.525304Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040449/publication.mdobserved 1687351d40e23dc8a1ab57ee3046f0f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:19:29.506397Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000040449/publication.txtobserved 5aecfb5a8e946661fa8e351ab49a62cf...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. |
|---|