OT-2026-000026981
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, sustained 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-2026-000026981) never changes.
Identity and time
| Publication number | OT-2026-000026981 · never reused |
|---|---|
| Internal UUID | 01a0ae72-3453-7380-bad6-113b509f91fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:35.358864Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000026981 |
| Status | PUBLIC |
Content hashes
| Canonical text | ec4aab15761a3ff1580df9fe25b1b84e851af517a3896f27c98e0c8f80cfe650 |
|---|---|
| Markdown | 1f5c4cb89c6c19047b0e2b4c2c29d8ed57c2bd88ca688106e2196e40f089a250 |
| Publication page | 9165a3b0fad400547a767f0a89bd9470b40ed4562675ee0586f01ebf609f8e55 |
| Manifest | cf856d6e98d9656cb6517bb5dbf46088f33d3d867c61006cc5083c5754912d72 |
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 | Ln52E9cxn4C04ulznU9O9Qtd7+2WYvWPxvGOG2q+i+AMT13eXPDL5JHjItF2kVqfZXggprTFzwCLpCwkt4VkCQ== |
| 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
| 2026-09-17T11:43:36.451065Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026981observed 9165a3b0fad400547a767f0a89bd9470...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:43:36.434045Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026981/manifest.jsonobserved cf856d6e98d9656cb6517bb5dbf46088...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:36.417029Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026981/publication.mdobserved 1f5c4cb89c6c19047b0e2b4c2c29d8ed...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:43:36.400886Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000026981/publication.txtobserved ec4aab15761a3ff1580df9fe25b1b84e...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. |
|---|