OT-2026-000055889
Publication integrity record
Four cup vacuum gripper, four outlet manifold, pump 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-2026-000055889) never changes.
Identity and time
| Publication number | OT-2026-000055889 · never reused |
|---|---|
| Internal UUID | 01a0ae87-0a49-79a4-b9b3-6b3c7af87b5d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:20.734835Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055889 |
| Status | PUBLIC |
Content hashes
| Canonical text | dc49e1c53abe2efc6f013b4ee6ab3627d4f74985725e995968e8c6b2fa1b90b5 |
|---|---|
| Markdown | a04d394eb1357d941495f265364c78d58fd5446aebcff0da1218c8174b83e40a |
| Publication page | f0bcf6eb9214b63f0d822870fc331b96d940ab705baa73fdacb8a64aaef4d6a8 |
| Manifest | 7ef164010f318f4bf3031b595e36e4ecdbabe4903746a1990f7d85f734b210c7 |
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 | uvW0lVxiNJYHQHgVwEm0A87I0xDQx49eb02NhmdEZw6rpA1HnW8bKtLoHXAvAwzHRtdWMwE13YHbbIXVPed/CQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:51:17.561656Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055889observed f0bcf6eb9214b63f0d822870fc331b96...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:17.546323Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055889/manifest.jsonobserved 7ef164010f318f4bf3031b595e36e4ec...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:17.528523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055889/publication.mdobserved a04d394eb1357d941495f265364c78d5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:17.511434Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055889/publication.txtobserved dc49e1c53abe2efc6f013b4ee6ab3627...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. |
|---|