OT-2026-000074804
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, 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-2026-000074804) never changes.
Identity and time
| Publication number | OT-2026-000074804 · never reused |
|---|---|
| Internal UUID | 01a0ae93-ac2c-7d61-b86e-48b4ceb34ef0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:55:08.693295Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000074804 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4b679d53ac17591221dbd33f65e2960c13aefa1d8e4fdef886359bb71f4f937f |
|---|---|
| Markdown | 06a43fa7af415e0fb8518c3c74dc327b40cf409bf4716a2502a7b3e20eae6e41 |
| Publication page | 70f4d57d0cafc418d2970b627be6b4958dc3f6b0757bba802459c9d63566cc4f |
| Manifest | 6ea6bcb1ddd86cddf4dd5e3dd5da59b6fa7b61fc6f73bed5fc6c00d1f9a74e14 |
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 | YDybBmwWiQ8ZFNl96nkifRrPoHMbgqqLfmXwM1vWA87hyFysT0fmcIdoeylIaoNhTTHR0PIG1S/hKc25wf7pBg== |
| 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
| 2026-09-17T10:18:30.542323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074804observed 70f4d57d0cafc418d2970b627be6b495...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:18:30.524721Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074804/manifest.jsonobserved 6ea6bcb1ddd86cddf4dd5e3dd5da59b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:30.507037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074804/publication.mdobserved 06a43fa7af415e0fb8518c3c74dc327b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:18:30.490201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000074804/publication.txtobserved 4b679d53ac17591221dbd33f65e2960c...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. |
|---|