OT-2026-000052186
Publication integrity record
Three pad foam vacuum gripper, three 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-2026-000052186) never changes.
Identity and time
| Publication number | OT-2026-000052186 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-713b-a119-08506af8ff00 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052186 |
| Status | PUBLIC |
Content hashes
| Canonical text | 77e24fd2059feebe238dc3082d33ce4b7ee89ac7f09624bcab41b9ad1ed8190e |
|---|---|
| Markdown | aa6c9b9e98d0a79d33b19377477608e2258e397922aea2557b6ea70271fec72e |
| Publication page | a4b0466a75860255111738783912e7d8255852785e5215cc581699ffb2f1d759 |
| Manifest | 57720b387638191153b367a144ea68c524010c731657b9b6a81db7fde8de2654 |
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 | lnrq/AZRwT5C+gR6GaPSGa4130lsXDZqojFHiFUdTwTdTkfJuutyzWA1FTd0tNBw2nrXfP+jT68F6TSnT14FBw== |
| 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
| 2026-09-17T10:57:44.945192Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052186observed a4b0466a75860255111738783912e7d8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:44.926537Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052186/manifest.jsonobserved 57720b387638191153b367a144ea68c5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:44.907513Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052186/publication.mdobserved aa6c9b9e98d0a79d33b19377477608e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:44.890517Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052186/publication.txtobserved 77e24fd2059feebe238dc3082d33ce4b...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. |
|---|