OT-2026-000087830
Publication integrity record
Three bellows cup vacuum gripper, three zone face, per zone isolation, plant vacuum fed, supply line 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-2026-000087830) never changes.
Identity and time
| Publication number | OT-2026-000087830 · never reused |
|---|---|
| Internal UUID | 01a0ae9b-1aa5-7e3a-b555-5c388e20d61b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:03:15.638297Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087830 |
| Status | PUBLIC |
Content hashes
| Canonical text | c7694604e6e319d74e29051dbc097ef06e274443ea32c35949148e53c6f7ca2b |
|---|---|
| Markdown | 5a52fbb3cf873e249f100c2682e660d459ad62b73123e61c76a1f3ffdf58f6d8 |
| Publication page | 248c20e8e390884c82fdd078887e5b953167742168c09a12ec9c5495e95b0ccf |
| Manifest | 62c7de397846aa4f50b4d56122b4a0116e521b6a2d9f313075a7bd936945bb3c |
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 | wqUve6YoQC7ncEOWkAP53WkVswMks27SxzFVBN9XUhWFHjCtwA9XRuWcQjCyXWgM2sAylaILPwc48H4utpXJCg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:49:04.266696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087830observed 248c20e8e390884c82fdd078887e5b95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:49:04.247833Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087830/manifest.jsonobserved 62c7de397846aa4f50b4d56122b4a011...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:04.226899Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087830/publication.mdobserved 5a52fbb3cf873e249f100c2682e660d4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:49:04.207804Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087830/publication.txtobserved c7694604e6e319d74e29051dbc097ef0...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. |
|---|