OT-2026-000055450
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, plant vacuum fed, manifold 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-2026-000055450) never changes.
Identity and time
| Publication number | OT-2026-000055450 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-720b-91ee-c35c246ec9f3 · 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-2026-000055450 |
| Status | PUBLIC |
Content hashes
| Canonical text | 8d7b605892eff8488c88cca2f8dc5e41f9ad119cebe2ad5d9eff3b5c7deac0d1 |
|---|---|
| Markdown | 26bd08510183180d363c6431a436654e4cdcccaae6532d979438756842b3ee6b |
| Publication page | 4127bdd75b91ea586a73c8ad35ddfdc03b1df0aa1c50e8d171a045553851fb11 |
| Manifest | 13b40b065fb23bb00145869dec51aec77b60627c3c7d186381d4138a46c84dda |
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 | WojJSWWa9Q+GCq9NIAQ7kRNEOVaAUppHhB39a9dY6Isq5j1F3QN1XUFCLT/Fr3JakE1UqMyxAw1I4jmhcRpACQ== |
| 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
| 2026-09-17T10:52:06.250703Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055450observed 4127bdd75b91ea586a73c8ad35ddfdc0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:06.229495Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055450/manifest.jsonobserved 13b40b065fb23bb00145869dec51aec7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:06.213120Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055450/publication.mdobserved 26bd08510183180d363c6431a436654e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:06.196107Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055450/publication.txtobserved 8d7b605892eff8488c88cca2f8dc5e41...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. |
|---|