OT-2026-000042893
Publication integrity record
Single cup vacuum gripper, common isolation valve, three 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-2026-000042893) never changes.
Identity and time
| Publication number | OT-2026-000042893 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0d1-7bbe-a1a8-e1aae26e6aac · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042893 |
| Status | PUBLIC |
Content hashes
| Canonical text | 651bb52323c851a622aab18f60a8ef3130d6aee3c02a0a1e771c73b931bbd680 |
|---|---|
| Markdown | ab7539f959143fa45260ef06cd81901b291cb12b0919ce5397e46512cc8eabf9 |
| Publication page | 3ae2fc30a9a1e616cb091fdd813bda46f207d2cfa2c4bcf2d7d5f1fd4374a30d |
| Manifest | 16d938fba13ec49960ad9e44648c7d063bbcbe1f8468d923d0a8662a175a2d8a |
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 | xYL3euzEoTzVmHoWb+pmMMcc3VGCR9IVEcHd0LvoPHlUFh2NlXa3iZZgxP1uCkymnR1OmaIOe+WdMZupi5IiAA== |
| 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
| 2026-09-17T11:15:23.934235Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042893observed 3ae2fc30a9a1e616cb091fdd813bda46...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:23.915930Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042893/manifest.jsonobserved 16d938fba13ec49960ad9e44648c7d06...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:23.895962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042893/publication.mdobserved ab7539f959143fa45260ef06cd81901b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:23.875003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042893/publication.txtobserved 651bb52323c851a622aab18f60a8ef31...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. |
|---|