OT-2026-000099921
Publication integrity record
Four cup vacuum gripper, four zone face, plant vacuum fed, pressure sensor per zone, 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-2026-000099921) never changes.
Identity and time
| Publication number | OT-2026-000099921 · never reused |
|---|---|
| Internal UUID | 01a0aea3-1473-706a-8f14-033b1ee30460 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:11:58.336218Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000099921 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6132b2fd06fb48ae963d95ec6d248752aab53932b81e6e7e4f99ed04aa4938b |
|---|---|
| Markdown | 76ea51f2847a5cbb51068089b418c2c70d2b2cd0852ae77c52d6af217e9ab1e3 |
| Publication page | 84dffd405066ef1aa30325bd1005f5c19a9b6ccdda6ee420b7331e0ccec8eae3 |
| Manifest | 2867ec6161d707c6b70380bd9354312934786e5286bc5b6396ef95708b475839 |
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 | EPxQuYSiXQg2o4h2VIYvkaqL3qFIAqkTAXHSY2tfZGp9Nxn4YW4i60KH9fETEsQ91EhRBS3Dc5HOFRCIWtmzBA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:30:33.912866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099921observed 84dffd405066ef1aa30325bd1005f5c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:30:33.894436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099921/manifest.jsonobserved 2867ec6161d707c6b70380bd93543129...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:33.875794Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099921/publication.mdobserved 76ea51f2847a5cbb51068089b418c2c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:30:33.857435Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099921/publication.txtobserved a6132b2fd06fb48ae963d95ec6d24875...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:49.467006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099921observed 84dffd405066ef1aa30325bd1005f5c1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:49.449689Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099921/manifest.jsonobserved 2867ec6161d707c6b70380bd93543129...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:49.431725Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099921/publication.mdobserved 76ea51f2847a5cbb51068089b418c2c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:28:49.413001Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000099921/publication.txtobserved a6132b2fd06fb48ae963d95ec6d24875...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. |
|---|