OT-2026-000055540
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000055540) never changes.
Identity and time
| Publication number | OT-2026-000055540 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-7371-9a7a-4339d6888d8f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055540 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8b598a1d87e389ea92352a4307d6616621520e9eb447fb995a63ae5bf87599c3 |
|---|---|
| Markdown | 97e4dbdbc464dcb04df902a0c4db807b0789782d69885c279882850383ab0553 |
| Publication page | ec3a23d7c5e211bac0e2dc97e670ccaf53a52702eddb5fbeb2956c316dd8897d |
| Manifest | 9491b61e13ef9a262f3e9dcf4703e776cc6ee5f082e1ab951810fa8897ede6f2 |
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 | W/KkdRaBxWHRKAMhJNcvkA9XSlBqAnS86froZ+I+YdvQOWW6ipv5DvO2pFwEkFY+dJkh+usKMVMMiFMtHaoPBg== |
| 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
| 2026-09-17T10:52:45.409555Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055540observed ec3a23d7c5e211bac0e2dc97e670ccaf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:45.389583Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055540/manifest.jsonobserved 9491b61e13ef9a262f3e9dcf4703e776...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:45.371310Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055540/publication.mdobserved 97e4dbdbc464dcb04df902a0c4db807b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:45.352980Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055540/publication.txtobserved 8b598a1d87e389ea92352a4307d66166...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. |
|---|