OT-2026-000054990
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, 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-2026-000054990) never changes.
Identity and time
| Publication number | OT-2026-000054990 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e80-722b-9374-157e2861f047 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054990 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5f6c27fe0d58de1d45547aa794530ec8cc69e1b00efb21b06748badf41b07cb7 |
|---|---|
| Markdown | 22ecd33d21129ae9d60ff5eebc451e3ee766c7ccd061859c1e906588870f6e31 |
| Publication page | 07b6f7eabea4a8ad21579b2a38dbca0ca22edb80771782b0ab15a4a2e09693f1 |
| Manifest | dcf149626210fd8331074263767030739ecbd6e4956607b4cf26d68d27b5052a |
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 | uOvXi1rlBspd0vx7pWeNKbDKpMTXT8RDOmwQGnDtoWRefi9AcGFRFY3Z6+z1NsW04oYmd2F36b3/Bzu8gzI3AA== |
| 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
| 2026-09-17T10:53:06.963292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054990observed 07b6f7eabea4a8ad21579b2a38dbca0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:06.944520Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054990/manifest.jsonobserved dcf149626210fd833107426376703073...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:06.925529Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054990/publication.mdobserved 22ecd33d21129ae9d60ff5eebc451e3e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:06.907483Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054990/publication.txtobserved 5f6c27fe0d58de1d45547aa794530ec8...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. |
|---|