OT-2026-000068977
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000068977) never changes.
Identity and time
| Publication number | OT-2026-000068977 · never reused |
|---|---|
| Internal UUID | 01a0ae90-6dcd-7e44-ae66-ee69dceb0fbf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:51:36.025578Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000068977 |
| Status | PUBLIC |
Content hashes
| Canonical text | bcf2403f991c155ab615a6e16228dac7468bae836332326c0f617b3697485437 |
|---|---|
| Markdown | 1b9e436c4ad9465fe14bfd7bd7a4cc387bced55955c33fc9cd6ed37f488d5316 |
| Publication page | 237c723455351297c3ca92c6e77801037d2875289a8249731f28ab43df218922 |
| Manifest | b895536fb19d55ea1dd4b323ea65a19780e6b14be30813b0a4064649bbb2ba99 |
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 | 8PI8c4a3p0em73/f302L1ZvogV/j9bfpMh2zjpcG6LnE6FTZxu79+gCHsJDPIZQU7d8/bKLKCC5rGcNDUy5UAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T10:28:48.990687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068977observed 237c723455351297c3ca92c6e7780103...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:28:48.972139Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068977/manifest.jsonobserved b895536fb19d55ea1dd4b323ea65a197...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:48.953023Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068977/publication.mdobserved 1b9e436c4ad9465fe14bfd7bd7a4cc38...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:28:48.935341Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000068977/publication.txtobserved bcf2403f991c155ab615a6e16228dac7...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. |
|---|