OT-2026-000042138
Publication integrity record
Foam pad vacuum gripper, common isolation valve, 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-2026-000042138) never changes.
Identity and time
| Publication number | OT-2026-000042138 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-78cf-b854-bd0647471a0c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042138 |
| Status | PUBLIC |
Content hashes
| Canonical text | c47a6a06dd58e81ed988e33ea64fa8dc391f149a19141a576fc5d2c751f99ab3 |
|---|---|
| Markdown | 27cb91e150b98c169249936ac5f94a3f62a275f3ee8d808b586a03d9c178e7e9 |
| Publication page | 2e575c958a49d734fd998b37dee06d20d2e177f7113114cf7b4aa87e80fb91b0 |
| Manifest | 2496305e5e2b110c616fa728d95dbe2ba84eba713c125ee50752ca4b2d94b8ff |
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 | QA2wtRCw9YGI8u/f6v2mmK1gn/ZMvMsExN8Ui6EKwsbunUVwLPpwGi6bfkKHzddbKYb0dz+H8I+2PDkW2vifCg== |
| 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
| 2026-09-17T11:15:41.241587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042138observed 2e575c958a49d734fd998b37dee06d20...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:41.222870Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042138/manifest.jsonobserved 2496305e5e2b110c616fa728d95dbe2b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:41.201962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042138/publication.mdobserved 27cb91e150b98c169249936ac5f94a3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:41.183101Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042138/publication.txtobserved c47a6a06dd58e81ed988e33ea64fa8dc...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. |
|---|