OT-2026-000053558
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000053558) never changes.
Identity and time
| Publication number | OT-2026-000053558 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a93-7b1c-b729-82568953ac84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053558 |
| Status | PUBLIC |
Content hashes
| Canonical text | 31434c1939839f6f183c6fc869eb4ec09f58b7fb056adcd89e44b1f7c52d22ec |
|---|---|
| Markdown | 776ea36402c5a7338341fd63e44eb25346346ab83aa29727ead005432b4a53f9 |
| Publication page | e8a57d176a6505fa310eda7f597a72725a5ad5945bd0f3f1a628a1fbd0f4d63e |
| Manifest | 7714ec37b5256bd46b05a3a49e6f6c80c8af7b31b67aa2e42b5ed3b64aba1d23 |
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 | DdsR+g2NtbXGoQH78COCf6PZaSi7znqrkN+m0GEXTlbnpB/Fyk28ToGeNkPQrVtTwq7wHogL8MPlpc+8CLpuCw== |
| 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
| 2026-09-17T10:55:25.095021Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053558observed e8a57d176a6505fa310eda7f597a7272...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:25.074074Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053558/manifest.jsonobserved 7714ec37b5256bd46b05a3a49e6f6c80...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:25.056102Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053558/publication.mdobserved 776ea36402c5a7338341fd63e44eb253...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:25.037431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053558/publication.txtobserved 31434c1939839f6f183c6fc869eb4ec0...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. |
|---|