OT-2026-000037299
Publication integrity record
Four bellows cup vacuum gripper, four zone face, common isolation valve, pump fed, supply line pressure sensor, 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-2026-000037299) never changes.
Identity and time
| Publication number | OT-2026-000037299 · never reused |
|---|---|
| Internal UUID | 01a0ae77-b8cd-700e-b8ac-23a7d959c30c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:24:36.831192Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000037299 |
| Status | PUBLIC |
Content hashes
| Canonical text | b7631f18bdb45d7f0a2b9283b4d4d43368e8998b269dab571089bfcf4ff447c6 |
|---|---|
| Markdown | d524d762d20054855cac16d32a3e637a124e8adbcdfafe05cde72423ebdca459 |
| Publication page | cd7dd293e37142a67f9b8e606d690aa4353e2e76eb7cf1191cc0eced5bae5af3 |
| Manifest | 7d9934d5db023af07abaf5686d3fb54482e56a27510f2039b26278322adfe760 |
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 | w0ZYfuoMC2fTvFnfq9YO78WrmtfqDs8aXBRsGnpgrjQNDCp7qWlzEeVpVGVUvO14gbu0eyn2s4o+GSf8fKlcCQ== |
| 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
| 2026-09-17T11:23:35.221217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037299observed cd7dd293e37142a67f9b8e606d690aa4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:23:35.204335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037299/manifest.jsonobserved 7d9934d5db023af07abaf5686d3fb544...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:35.184849Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037299/publication.mdobserved d524d762d20054855cac16d32a3e637a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:23:35.167433Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000037299/publication.txtobserved b7631f18bdb45d7f0a2b9283b4d4d433...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. |
|---|