OT-2026-000029704
Publication integrity record
Single bellows cup vacuum gripper, single stage ejector, sustained 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-2026-000029704) never changes.
Identity and time
| Publication number | OT-2026-000029704 · never reused |
|---|---|
| Internal UUID | 01a0ae73-5e23-7f09-90f8-34ba2a5398eb · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:51.545382Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000029704 |
| Status | PUBLIC |
Content hashes
| Canonical text | 66c3c53209e7953b98114ae34f72049533590601447e2005623790539d019ba6 |
|---|---|
| Markdown | 6db1c2939857f2aa15fc8e4d39f4cb8e6c5769c5a36e10ecc73727d5a92867b4 |
| Publication page | ee5f78bcc399b54f9b7283e09f056ccebd6ee683b0dd5f3bae32e687721a8269 |
| Manifest | eaabbb1695665e747c9f26e1eec77cafe199a254de7a56b9bab72d0f0b5b85d7 |
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 | OwGS6Nt3ZQcfrf15MaGpqbwsjtpO4gRKOEY8mOhjqAFQ6io8aUGcammO2kvnrB/NT6H9Gg2VC9a/ScHWOtRXCw== |
| 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
| 2026-09-17T11:39:25.994784Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029704observed ee5f78bcc399b54f9b7283e09f056cce...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:39:25.977901Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029704/manifest.jsonobserved eaabbb1695665e747c9f26e1eec77caf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:25.960388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029704/publication.mdobserved 6db1c2939857f2aa15fc8e4d39f4cb8e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:39:25.943586Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000029704/publication.txtobserved 66c3c53209e7953b98114ae34f720495...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. |
|---|