OT-2026-000056842
Publication integrity record
Two pad foam vacuum gripper, two 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-2026-000056842) never changes.
Identity and time
| Publication number | OT-2026-000056842 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af8-762d-8dd2-4f49e7b1d796 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056842 |
| Status | PUBLIC |
Content hashes
| Canonical text | 528f6d113db5ddfcc371598092c2d52d8d49a8b1cd63683829f4647e74e4baf9 |
|---|---|
| Markdown | 98ca356597ce5f41be697fa5b55a4f70281e1d2ba75ed80cefd65c2ec7e2f867 |
| Publication page | b083ef31acf47c91bd11774d2928909b35a0a51fe97c17271853961d352d06a7 |
| Manifest | d7b28bb2f23fbf692e78b985e57c767e5ca3f619397f57671fe14fa83fc69058 |
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 | ptnLAyKuh1vbv7anR03xLG7+UNof0gltOJxazN3Jm0mvlLZFXhcFUphDJF6Dnhwp7Yv4/ec0NEPOlK7AC8Z3Bg== |
| 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
| 2026-09-17T10:50:20.428335Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056842observed b083ef31acf47c91bd11774d2928909b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:20.410695Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056842/manifest.jsonobserved d7b28bb2f23fbf692e78b985e57c767e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:20.392031Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056842/publication.mdobserved 98ca356597ce5f41be697fa5b55a4f70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:20.373454Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056842/publication.txtobserved 528f6d113db5ddfcc371598092c2d52d...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. |
|---|