OT-2026-000003977
Publication integrity record
Bellows cup vacuum gripper, four zone face, two outlet manifold, plant vacuum fed
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-2026-000003977) never changes.
Identity and time
| Publication number | OT-2026-000003977 · never reused |
|---|---|
| Internal UUID | 01a0a90b-a4db-70a9-89c9-6aaf6954165b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:08:27.743795Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000003977 |
| Status | PUBLIC |
Content hashes
| Canonical text | 540c58581bf7135d9fda10abeead134cf8f2807ff7629d45aab5ecf4c80e6fc0 |
|---|---|
| Markdown | 7d8972bf2c3b2b3c6863b49c3019a35dda7846a9d055812fb78c969dcf4273d6 |
| Publication page | a429f359774e037df05684519c1a5b9739e159babde893ad92ae0a387599d542 |
| Manifest | ab3ada2e3323de3f38082ef9b7ec2e4fbb8c436c0a0a3349ccc46d20ce9bb6fa |
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 | uLrfNlWEEWW5bwiaCHDGV9+zU6yf4k1AXEKVhjEoIutfM2waquZ+mAZFfI7LAgPVStRE0UBtEmik83gUbn2MBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:10:08.661524Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003977observed a429f359774e037df05684519c1a5b97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:10:08.648821Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003977/manifest.jsonobserved ab3ada2e3323de3f38082ef9b7ec2e4f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:08.634035Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003977/publication.mdobserved 7d8972bf2c3b2b3c6863b49c3019a35d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:10:08.618683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000003977/publication.txtobserved 540c58581bf7135d9fda10abeead134c...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. |
|---|