OT-2026-000087389
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, 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-2026-000087389) never changes.
Identity and time
| Publication number | OT-2026-000087389 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd4f-7c56-b47d-1c390e5ca3c3 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087389 |
| Status | PUBLIC |
Content hashes
| Canonical text | c1b318ce5e1521914ef86764c10cc03d08fdf73c46030fa860f673dba0d487c7 |
|---|---|
| Markdown | 7626c93aa7cdbbd582f214d1762702b246fc9ae13d69565302fa68bdd993098e |
| Publication page | b3012e7590f92ddf631630b39e582ea94b4e80c6b19aff958837e38e25dc0b26 |
| Manifest | ce008a5b9dee6520f1cd960ec0afe995fe487e1cfe5250e261a9570240c9b4f6 |
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 | +UnPt/jG+HTowwLXW/q/FyKJoBpGxIqKcyb5ktXOnyEaRbVPknbkdwsW+SU8s23vgXWw+tPub3y8KVPUkpTWDw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:50:41.894549Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087389observed b3012e7590f92ddf631630b39e582ea9...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:50:41.873698Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087389/manifest.jsonobserved ce008a5b9dee6520f1cd960ec0afe995...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:41.854990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087389/publication.mdobserved 7626c93aa7cdbbd582f214d1762702b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:50:41.835791Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087389/publication.txtobserved c1b318ce5e1521914ef86764c10cc03d...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. |
|---|