OT-2026-000031201
Publication integrity record
Three cup vacuum gripper, three outlet manifold, pump fed, pulsed 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-2026-000031201) never changes.
Identity and time
| Publication number | OT-2026-000031201 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ab-73f1-8160-f9ee986ff876 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:21:07.653052Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000031201 |
| Status | PUBLIC |
Content hashes
| Canonical text | 045af099badfde67e43e10b9bc8989162f640a4ef9c51afae8474ef5be191236 |
|---|---|
| Markdown | 3ec9e05fac383f34fb9ad4d8197135130c8799692cb804479cdb59b5c8505077 |
| Publication page | d21c9910a76127752c84a18c5ddef22106ac9ff46edcd3a477efb638cc5d097c |
| Manifest | 03e7b385b0a61b5da46aa8fef7173032d7857fe3cc191db0d8be5863963ccd99 |
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 | vXBT2OFd0CxUaKbuCrRfo9g6W4nU8b56Vlo2vYg0LsqWO8w0V61PEslwbax2U+kCAZuQvEVsg9egpa/fqyg3Dg== |
| 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
| 2026-09-17T11:35:45.820886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031201observed d21c9910a76127752c84a18c5ddef221...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:35:45.803924Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031201/manifest.jsonobserved 03e7b385b0a61b5da46aa8fef7173032...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:45.785310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031201/publication.mdobserved 3ec9e05fac383f34fb9ad4d819713513...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:35:45.766984Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031201/publication.txtobserved 045af099badfde67e43e10b9bc898916...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. |
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