OT-2026-000028282
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000028282) never changes.
Identity and time
| Publication number | OT-2026-000028282 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f4-7ae1-86ca-3619081c04a7 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028282 |
| Status | PUBLIC |
Content hashes
| Canonical text | f31fbbae67944b150b80b84fa32a026a80f6bf4e7ffe86e0bcc47a761579e0a6 |
|---|---|
| Markdown | 1b339bcfd6f473a4d765b7c2f693223b5501e036cefb6bce27d2e2b0509b106a |
| Publication page | a5d830514773f37fd2e115cdfb98dad7d67deacb595fad77313c485535147a64 |
| Manifest | a669707d87eddfbd60b07eb155ac01b966a52c8b7aadff95ad4cc4f20c87c49a |
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 | +RMPiTaqLES6ACSR5TZrJtKWN7ocsxYKFwCe97nBFaj+pu7IohP2BUONZ3poEaZvHQAyUDNEkFU1jzBfcTRDDQ== |
| 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
| 2026-09-17T11:40:09.528104Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028282observed a5d830514773f37fd2e115cdfb98dad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:40:09.510106Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028282/manifest.jsonobserved a669707d87eddfbd60b07eb155ac01b9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.492223Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028282/publication.mdobserved 1b339bcfd6f473a4d765b7c2f693223b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:40:09.474645Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028282/publication.txtobserved f31fbbae67944b150b80b84fa32a026a...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. |
|---|