OT-2026-000028678
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off before set-down
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-2026-000028678) never changes.
Identity and time
| Publication number | OT-2026-000028678 · never reused |
|---|---|
| Internal UUID | 01a0ae72-e2f9-77cf-8ee0-c92dbbd29fd4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:19.949572Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028678 |
| Status | PUBLIC |
Content hashes
| Canonical text | c3ce0ce742d517f2a7c73638aff58fa5e093d84c4a6166ea28bbdf2af3fcb9bf |
|---|---|
| Markdown | 81581026f719da5852e8709afdbeb27486bc6ea95b2268cfbbfaeb4a29c797b8 |
| Publication page | 034725e2ba8b2b2087156adc77dc7c97053493edec50a26833f3cc6e4ee75ad5 |
| Manifest | 307ed4c4ef0424ebd01fae43676fd94c2c9c97c4398bf512d085ea7c03c81bcd |
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 | xJtex+x07oB0o23r7YoRA7UwUZj/tBI633BV6/UDNcqrZQ9kexEkmzJJeVi/xDBqTJ+r4AKIi5QfporOfPk7Cw== |
| 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
| 2026-09-17T11:41:34.078208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028678observed 034725e2ba8b2b2087156adc77dc7c97...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:41:34.056413Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028678/manifest.jsonobserved 307ed4c4ef0424ebd01fae43676fd94c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:34.035007Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028678/publication.mdobserved 81581026f719da5852e8709afdbeb274...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:41:34.015653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028678/publication.txtobserved c3ce0ce742d517f2a7c73638aff58fa5...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. |
|---|