OT-2026-000027975
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000027975) never changes.
Identity and time
| Publication number | OT-2026-000027975 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-75a2-b37b-26ec47a15f92 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027975 |
| Status | PUBLIC |
Content hashes
| Canonical text | bbc73063f747e4b679b6d2876a7c7839e3207d54b8db633e636dfde5cd5d32b7 |
|---|---|
| Markdown | a6fac6f8a87d2d9ea6258591c13bfd3f793ae4208da293ff0e5046ca85fc8169 |
| Publication page | 4fb81b8c6e2f8dea93da287b019a9e361025e919e130909ad0260c0c62630c10 |
| Manifest | e587768cb5bcf3d294d39da7d57db68662906511d6c8bf2c93054715af8f5818 |
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 | KIzbB/a7xjeINsnPLGIzDs6Jvl81H/guaVPDil96jVZUSV9HWjqNDxI1T5frEUvJL7F9QSng+1B6JWucRajcCw== |
| 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
| 2026-09-17T11:42:10.394855Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027975observed 4fb81b8c6e2f8dea93da287b019a9e36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:10.378213Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027975/manifest.jsonobserved e587768cb5bcf3d294d39da7d57db686...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:10.361532Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027975/publication.mdobserved a6fac6f8a87d2d9ea6258591c13bfd3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:10.344505Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027975/publication.txtobserved bbc73063f747e4b679b6d2876a7c7839...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. |
|---|