OT-2026-000055247
Publication integrity record
Foam pad vacuum gripper, two zone face, common isolation valve, plant vacuum fed, supply line pressure sensor, pulsed blow-off 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-2026-000055247) never changes.
Identity and time
| Publication number | OT-2026-000055247 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a0ff-79b4-9e7e-3d6aa2cc8881 · 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-2026-000055247 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9781ae5407287fba0be5825e28b148b77ed86506d7b24514f8f96acc4d841e91 |
|---|---|
| Markdown | 38e3a033f961905c2de172ab417cef0d73121ba9f22aa3ed7b23a26a1b21d284 |
| Publication page | 74126cf79f5f602684f04d1217850f2a1249852c1be7722cbcc030c99a59c239 |
| Manifest | b478ada7fa783e00389abcdff358bfe1d2fb47e095d03bbfe8e60d5b7f600f46 |
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 | X8tnW7dJX3HLNuJBCl4+jvILvq4Uunyqbw340ioEId/O+aTLbPpwSNDr4efw3KM/D3aX4/3v0aXrcRPX5y/9Cw== |
| 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
| 2026-09-17T10:51:49.990550Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055247observed 74126cf79f5f602684f04d1217850f2a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:51:49.974011Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055247/manifest.jsonobserved b478ada7fa783e00389abcdff358bfe1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:49.955072Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055247/publication.mdobserved 38e3a033f961905c2de172ab417cef0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:51:49.937883Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055247/publication.txtobserved 9781ae5407287fba0be5825e28b148b7...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. |
|---|