OT-2026-000056376
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, sustained blow-off 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-2026-000056376) never changes.
Identity and time
| Publication number | OT-2026-000056376 · never reused |
|---|---|
| Internal UUID | 01a0ae87-4bd2-7315-a4c5-1e2e318d8b27 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:37.517586Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056376 |
| Status | PUBLIC |
Content hashes
| Canonical text | 81c0cdaeaf879cfc663a3827920824cf25f1a4157bce9fc58f56abb1cf6e2cc3 |
|---|---|
| Markdown | 877b8311961859a7cfd2c6982354b9406c36caaa9baa12b765d3e8d3cab3b6c0 |
| Publication page | 638142b7b387b4d71e4f68156290666ce4806a7174de1b355c19791d6cf80dc6 |
| Manifest | 86b758d2ba440da389adeb18ed3068f0d505de6bf1c9c8b7b0ef3c4a6e186971 |
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 | nsALbNx/cWFc+9q9wcYA7kea7nPKH8ZGNh3gpeTVtBse27lQwUTjrtd9qlrKnRL2SAPm9zEbFlITA8J2D4yACA== |
| 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
| 2026-09-17T10:50:53.857236Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056376observed 638142b7b387b4d71e4f68156290666c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:53.839484Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056376/manifest.jsonobserved 86b758d2ba440da389adeb18ed3068f0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:53.822003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056376/publication.mdobserved 877b8311961859a7cfd2c6982354b940...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:53.804252Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056376/publication.txtobserved 81c0cdaeaf879cfc663a3827920824cf...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. |
|---|