OT-2026-000078076
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, 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-2026-000078076) never changes.
Identity and time
| Publication number | OT-2026-000078076 · never reused |
|---|---|
| Internal UUID | 01a0ae95-6e8c-768b-af99-402848b5affd · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:57:03.897850Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000078076 |
| Status | PUBLIC |
Content hashes
| Canonical text | d7b7894eaa445a2cf444e2aa31986e7a4f0f73c84dbf9f3b2931e42543414126 |
|---|---|
| Markdown | 2eba3c7dbd5f2326b34f0e973c97db7313253823f2c29560ba36e1c7e2fd7940 |
| Publication page | 1f91b5e688957a627db8c44bcd1b48a4d4dd4c9ced054eddb96e7931c827654d |
| Manifest | 9ac3b8aa5225d2614130528fde495a7038c7acc0ce0e48a7394ea941b8d100cd |
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 | la3NKNE1W4wEc26rs7qox3iqG9YTaxRo0FXNna4FjhQfzkiYuTL2yIPM0OkR1WNNISYwbegkT+3jqvEiM3HkAA== |
| 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
| 2026-09-17T10:06:47.002606Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078076observed 1f91b5e688957a627db8c44bcd1b48a4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:06:46.983242Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078076/manifest.jsonobserved 9ac3b8aa5225d2614130528fde495a70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:46.965380Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078076/publication.mdobserved 2eba3c7dbd5f2326b34f0e973c97db73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:06:46.947094Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000078076/publication.txtobserved d7b7894eaa445a2cf444e2aa31986e7a...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. |
|---|