OT-2026-000056940
Publication integrity record
Six bellows cup vacuum gripper, six outlet manifold, pump 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-2026-000056940) never changes.
Identity and time
| Publication number | OT-2026-000056940 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af9-7a85-b33a-9c17ff85a328 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056940 |
| Status | PUBLIC |
Content hashes
| Canonical text | e94d10af1a6d7e974b1c5dbbde03de68f93e9e9b9add5d17c46e1bb4a8f58f8c |
|---|---|
| Markdown | 9b093f7a87a4d481683b0f7b03e7aeeadf0fbfd3673137aa1d0e1c38445e4032 |
| Publication page | 20b0da2f2cfde3e3af5c123d1bea88eac3e8a821b71ceb8238dcd23cc33137e7 |
| Manifest | a23590df7bed5aecd39ba85fc819f2234ae9f98cd6694793e36227e22ee5a117 |
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 | 1B/wABdVnpY5kHmyKcv9BuGG6vjRDyTEakN0YPEcSB3kbEvxnQlScEeq0M2mA7IZef5iMBWLXzYPruH61OdrDw== |
| 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
| 2026-09-17T10:50:29.468217Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056940observed 20b0da2f2cfde3e3af5c123d1bea88ea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:29.450115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056940/manifest.jsonobserved a23590df7bed5aecd39ba85fc819f223...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:29.432332Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056940/publication.mdobserved 9b093f7a87a4d481683b0f7b03e7aeea...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:29.415100Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056940/publication.txtobserved e94d10af1a6d7e974b1c5dbbde03de68...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. |
|---|