OT-2026-000013468
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, 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-2026-000013468) never changes.
Identity and time
| Publication number | OT-2026-000013468 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-6fca-7c00-a2df-a793e4f7eb2b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:22.837188Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013468 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1692ee024f7c7622389553acc21b386e2c7383f1fce7a3a0ea4ed22ef0c618e6 |
|---|---|
| Markdown | 8bc4d9db096415960ea21f8f1e9dcf0db50d2a2784fd1185afcf57e2b6d4ee7b |
| Publication page | acfeab3d6c340fc87edec0d8e11ece5a00ba30271ab2099a3d0a2545d58d40bd |
| Manifest | 90fd5639bfe17645ca23579a7598f8b15699c15e01989da54c51769c8542ee6c |
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 | 4v6SZiiISXfx5gw7O2IExLLy4+Qx2aQGfG3s58B7W0ftbgBz2/gG/Wa6oxnYXTGM8MbshMZ1+QWNC7XV0O0vBA== |
| 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
| 2026-09-17T12:09:58.016627Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013468observed acfeab3d6c340fc87edec0d8e11ece5a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:57.996885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013468/manifest.jsonobserved 90fd5639bfe17645ca23579a7598f8b1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:57.978700Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013468/publication.mdobserved 8bc4d9db096415960ea21f8f1e9dcf0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:57.959498Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013468/publication.txtobserved 1692ee024f7c7622389553acc21b386e...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. |
|---|