OT-2026-000074300
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, supply line pressure sensor, vented 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-2026-000074300) never changes.
Identity and time
| Publication number | OT-2026-000074300 · never reused |
|---|---|
| Internal UUID | 01a0ae93-7178-7f03-9563-b15e308c3f7a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:54:53.574555Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074300 |
| Status | PUBLIC |
Content hashes
| Canonical text | b8898426fd0fb1f34b38539f30a44c2541433b62189733179cc22f6dd9c60761 |
|---|---|
| Markdown | 6ab5959f7a00b814b629f5337cebf4e64ec63e936af0ddf45b4b7760e07ad021 |
| Publication page | 1a4458ffe37ec249941c760e370e4accc20e88ea3dd2db6624438184d41315bb |
| Manifest | d37a9bdc36797ea9fe0e4b4fad8d35f076c33158dd7fe43db174af5ca1a8d36d |
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 | J2FEFomp+2UBZD73fkN0xjJBfpJj+DAj1iAzkeQz9fhVedbppUvDf5YyZfWFnZwufBJWnogI7NFRCi7RH0yaAQ== |
| 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
| 2026-09-17T10:19:12.759562Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074300observed 1a4458ffe37ec249941c760e370e4acc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:19:12.741280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074300/manifest.jsonobserved d37a9bdc36797ea9fe0e4b4fad8d35f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:12.722829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074300/publication.mdobserved 6ab5959f7a00b814b629f5337cebf4e6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:19:12.705463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074300/publication.txtobserved b8898426fd0fb1f34b38539f30a44c25...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. |
|---|