OT-2026-000042601
Publication integrity record
Four cup vacuum gripper, four outlet manifold, common isolation valve, pump fed, sustained blow-off after 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-2026-000042601) never changes.
Identity and time
| Publication number | OT-2026-000042601 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-c0ce-76f0-b0b4-fb13d05be966 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:55.489038Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042601 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5ebc8937ca5317ebd349a7d20be7448a4edcc611f9a93a0cb1d900243b616fc7 |
|---|---|
| Markdown | 8524044685e0d68d0f9454913fa1489ea9fc24541c086f0f8fa024fcbb910e42 |
| Publication page | 63b3de3cc2a34457aacaa9b3b4f8b666eca96cf7f8d4d9f62ad7a6babaa49d1c |
| Manifest | 2a53aa52524aa799895dd1540d1b45e00af4644eb03670b70f8434a77a6d90cb |
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 | WEr71tnKdcUaFeD4ezmTu7EeWBck4Mg24Kbsic11rg0kOyZtixHKY1mcjg2PrG2uZbOTmzuLXqxr51P1c9IYBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:14:19.568370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042601observed 63b3de3cc2a34457aacaa9b3b4f8b666...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:14:19.549268Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042601/manifest.jsonobserved 2a53aa52524aa799895dd1540d1b45e0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:19.531807Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042601/publication.mdobserved 8524044685e0d68d0f9454913fa1489e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:14:19.512786Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042601/publication.txtobserved 5ebc8937ca5317ebd349a7d20be7448a...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. |
|---|