OT-2026-000008122
Publication integrity record
Single cup vacuum gripper, common isolation valve, pump fed, 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-2026-000008122) never changes.
Identity and time
| Publication number | OT-2026-000008122 · never reused |
|---|---|
| Internal UUID | 01a0ae6a-908c-7634-beb3-16dc6c7d32a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:10:14.564317Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000008122 |
| Status | PUBLIC |
Content hashes
| Canonical text | 25faa07be658ab9b19a33b238f9f92d5c56971430f5e54bca18ff17a902cc853 |
|---|---|
| Markdown | 923c4492889b1a43fd9075dd8c7e4479e0919efcc8e180133c1de04ef2a46423 |
| Publication page | 0428216147325eb17aed66dd41628da64d3cd404fd4f427d70265d3d6691c588 |
| Manifest | 907e798f8c77642c0ae4b229bb878fe10851114ba3eb54c822ee4982a9118e3d |
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 | F1I/keKYpsOjrLXTQn5y63FmMlQaUoS8/5AzghU2JtKhnmNGbSMNVBBn+JqYV0g3WuPluAX1GcZS4Q8RLJFLBw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:27:08Z batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof root 20fdfaa98ae3657e4211fd7783095876... |
|---|
Independent retrieval
| 2026-09-17T12:20:26.615119Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008122observed 0428216147325eb17aed66dd41628da6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:20:26.593725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008122/manifest.jsonobserved 907e798f8c77642c0ae4b229bb878fe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:26.575285Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008122/publication.mdobserved 923c4492889b1a43fd9075dd8c7e4479...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:20:26.557879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000008122/publication.txtobserved 25faa07be658ab9b19a33b238f9f92d5...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. |
|---|