OT-2026-000019578
Publication integrity record
Foam pad vacuum gripper, 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-2026-000019578) never changes.
Identity and time
| Publication number | OT-2026-000019578 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-754d-bf48-6d6f89c98ad0 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019578 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95a64f66106a394f112d869af4aa2a088af1ad0dc0123edf30f3285c0b3044a8 |
|---|---|
| Markdown | e6d453073dad311d2d74076f42282c2cd80b5abadd8c94b43c833e85ec84e6e4 |
| Publication page | 91cdb0f044c3649dc32d4f07e59f17030a6d848d8c9bd38843eaf1c77330dd59 |
| Manifest | 3c90bd1357b1843237aa80bffd796025120a5e972511a8896ea1ae5af2456e64 |
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 | dzIxO1sQpfMiZHuzQXBFfCagKFPzbwZhEcQYbSLy35PiLXMT0WbkB4/zDgdUU4N+lW/sH0v1aju4RspvFReaBA== |
| 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
| 2026-09-17T11:59:01.564388Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019578observed 91cdb0f044c3649dc32d4f07e59f1703...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:59:01.548303Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019578/manifest.jsonobserved 3c90bd1357b1843237aa80bffd796025...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:01.533963Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019578/publication.mdobserved e6d453073dad311d2d74076f42282c2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:59:01.517442Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019578/publication.txtobserved 95a64f66106a394f112d869af4aa2a08...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. |
|---|