OT-2026-000089286
Publication integrity record
Four cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000089286) never changes.
Identity and time
| Publication number | OT-2026-000089286 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-db01-777a-8015-37cbf418115f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:04.880043Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089286 |
| Status | PUBLIC |
Content hashes
| Canonical text | 520735f45e77f74692ea271131da35b6a8073459d79d23b4f8c96ae3873eae3d |
|---|---|
| Markdown | 854c8007aec3c55e28601854bde782d0af70837c1776b6bf7e7472832ed1cb02 |
| Publication page | e098682f227399a6739aebe420bf2c74d0ac4963a607be3d8599fe6a3f99c32b |
| Manifest | fbbe3e31cf3f5b466f6c9b8e368c0023e1a44e5fcc849496e1b9c953a734ac26 |
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 | pcxJz7aApGk6CH+wZsYaW4Xfal1D51M0NgVV8wPYi1V+tEfRg5OeOZE3YAfFqH28fbTYiBVceg1BYCN1OzoyDQ== |
| 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
| 2026-09-17T09:47:19.913639Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089286observed e098682f227399a6739aebe420bf2c74...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:47:19.896278Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089286/manifest.jsonobserved fbbe3e31cf3f5b466f6c9b8e368c0023...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:19.880158Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089286/publication.mdobserved 854c8007aec3c55e28601854bde782d0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:47:19.861850Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089286/publication.txtobserved 520735f45e77f74692ea271131da35b6...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. |
|---|