OT-2026-000013972
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, single 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-2026-000013972) never changes.
Identity and time
| Publication number | OT-2026-000013972 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7103-9f22-d04472ea8798 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013972 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4290b130c49f34345f267a0992cbd9f77efddbe6242069cacaf45c95ae52155 |
|---|---|
| Markdown | 5b01c386cbc8257e57e1517ade54834a538dbd770fff2c58d2705f794a1e7449 |
| Publication page | 781b3fb50bda664e31653bcd35d4f263f014ff94fb22ba31385bd23a76911e52 |
| Manifest | c7c36cb43d9e448c738602b5adecb24621b9d813e297ef3f54a1b104281eca6d |
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 | qk4Ruw62D9kG89WNfx3FNqoQwLvIv697GjDjGU0Iv/Axl2yncFAduE8U/jvhaBqkmng5U6wXFBxekW6tnm4wDg== |
| 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
| 2026-09-17T12:09:10.961687Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013972observed 781b3fb50bda664e31653bcd35d4f263...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:10.942043Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013972/manifest.jsonobserved c7c36cb43d9e448c738602b5adecb246...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:10.922538Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013972/publication.mdobserved 5b01c386cbc8257e57e1517ade54834a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:10.904419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013972/publication.txtobserved a4290b130c49f34345f267a0992cbd9f...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. |
|---|