OT-2026-000053441
Publication integrity record
Single cup vacuum gripper, two stage ejector, 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-2026-000053441) never changes.
Identity and time
| Publication number | OT-2026-000053441 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a90-78b6-af90-fa49bf327722 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053441 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7300effd6c0a97ab62586b58d01d5d0803f01189a120e8db7483a51508181fbe |
|---|---|
| Markdown | 7f8d024bc855a4f551094b655b7c85e2a20eba59e8c05d547bd42fdfbcdaede1 |
| Publication page | 2569426a6dd1e11a27a9cd40bd3d6ef74c2958f529a5976c17495ba57c32e861 |
| Manifest | 200e7e79aa12959f3e21eb1f6afb6d0515cf01181b74e3d3cb9aa380e6375549 |
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 | LrXDjKIjX0uPcDrQ6brh0vhLQkiL4KxFDaabo5ijzJC5p1b5hkiyfpaIQL9Mxal8cLgF4fE4UdKLUaJ5EsoyDA== |
| 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
| 2026-09-17T10:55:10.944953Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053441observed 2569426a6dd1e11a27a9cd40bd3d6ef7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:55:10.926573Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053441/manifest.jsonobserved 200e7e79aa12959f3e21eb1f6afb6d05...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:10.906311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053441/publication.mdobserved 7f8d024bc855a4f551094b655b7c85e2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:55:10.884945Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053441/publication.txtobserved 7300effd6c0a97ab62586b58d01d5d08...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. |
|---|