OT-2026-000052301
Publication integrity record
Single cup vacuum gripper, single 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-2026-000052301) never changes.
Identity and time
| Publication number | OT-2026-000052301 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e791-75a7-9c89-07387731365f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052301 |
| Status | PUBLIC |
Content hashes
| Canonical text | dad76eba04da886a4ae7a375aac4b63ba1589c9dc4cd167d7a3a3e71f6d7ac3f |
|---|---|
| Markdown | 2bad892e7e016b044aa3d6186e69fca7cc2e6eb7742705d19ebf332a113f0d95 |
| Publication page | 9f55a25d6b03ad911331e108e40717f14dd440040a42cae8e20c6debe2bed4f8 |
| Manifest | dabbe62827f2433c52d31a980188232707a6d86d2ead9a431afedaf7a10374ff |
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 | x5QdZAKKzK0R4jzsQXfg5FJfBMILECcy9Zzvdhg7+Ho+BZhXrvwXaDU+4eIMi++OpisFCH84XNB4WKxfFjfUCA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:58.985732Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052301observed 9f55a25d6b03ad911331e108e40717f1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:58.967353Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052301/manifest.jsonobserved dabbe62827f2433c52d31a9801882327...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:58.950524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052301/publication.mdobserved 2bad892e7e016b044aa3d6186e69fca7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:58.931111Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052301/publication.txtobserved dad76eba04da886a4ae7a375aac4b63b...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. |
|---|