OT-2026-000031508
Publication integrity record
Single bellows cup vacuum gripper, three stage ejector, supply line pressure sensor, sustained 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-2026-000031508) never changes.
Identity and time
| Publication number | OT-2026-000031508 · never reused |
|---|---|
| Internal UUID | 01a0ae74-87ae-72dd-a839-97fd34eb4e39 · 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-2026-000031508 |
| Status | PUBLIC |
Content hashes
| Canonical text | 50e95f8f8b7283419649209874b256355ae1685017d0e3c8eca1c12e69e0f606 |
|---|---|
| Markdown | dfac17fff23dd1cf6ea81ed20a0ed81914541433583e42a6928661fc3320ac6a |
| Publication page | 931334a269ee0a2d976819e81f63f66a8120307ddaa700fc6e782798baff373a |
| Manifest | 7bf9e01f07850fd8e818ace76f936ad7e2a32835060f17c939dec6a441c04214 |
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 | Xj2JZT/jrIoJvk69D58FxuzbuvdIR649Mizp0fFwgwwAMU9ov183AccpoU9/lSTRyYBls3/QuxVE3f8s8nKqDQ== |
| 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
| 2026-09-17T11:36:20.419400Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031508observed 931334a269ee0a2d976819e81f63f66a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:20.400191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031508/manifest.jsonobserved 7bf9e01f07850fd8e818ace76f936ad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.382845Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031508/publication.mdobserved dfac17fff23dd1cf6ea81ed20a0ed819...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:20.364582Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000031508/publication.txtobserved 50e95f8f8b7283419649209874b25635...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. |
|---|