OT-2026-000055221
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, vented before set-down
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-2026-000055221) never changes.
Identity and time
| Publication number | OT-2026-000055221 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a0ff-75b5-88bc-b624e02e8773 · 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-2026-000055221 |
| Status | PUBLIC |
Content hashes
| Canonical text | b7b1db43a82e51dcd7c4d04f375a99c2a18404860201aedcffd7e695a8fa5e55 |
|---|---|
| Markdown | c8963df2e88d5bec843c63c9b2f39e334144aff41dc96e54efabf2932c2485d9 |
| Publication page | 016a97e5b985f9a3e784a0c1f9e86ba577f361028763f14f595e6cb98f852033 |
| Manifest | 3fa05ec74b0e3de70f976386fa87ca1e45344baacd0c5e599773a767b58ce4ae |
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 | MReyxcwIhXAaYuElGjypl/dOSqFG2Zz9qGnPnihN1cYbCvUWzyokJxsXIBiDyUuog9+4rbcOtHrmxiEIpmmDBA== |
| 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
| 2026-09-17T10:51:47.988527Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055221observed 016a97e5b985f9a3e784a0c1f9e86ba5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:47.971336Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055221/manifest.jsonobserved 3fa05ec74b0e3de70f976386fa87ca1e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:47.954283Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055221/publication.mdobserved c8963df2e88d5bec843c63c9b2f39e33...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:47.938479Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055221/publication.txtobserved b7b1db43a82e51dcd7c4d04f375a99c2...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. |
|---|