OT-2026-000052155
Publication integrity record
Four bellows cup vacuum gripper, four zone face, six outlet manifold, two stage ejector, pressure sensor per zone, 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-2026-000052155) never changes.
Identity and time
| Publication number | OT-2026-000052155 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-78d7-8a73-6bf3bf3e7ab2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:55.233643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000052155 |
| Status | PUBLIC |
Content hashes
| Canonical text | e653d0af01936c4144552b0dd805b2d03c8f719d86f10283fdfecf40eae22e41 |
|---|---|
| Markdown | 565e35065453b6b1d6c7c30a13f580fb0b180ee2f1df00a4c32182a6bcaa4860 |
| Publication page | 6a4d047001bb447fafe169b18f080319d37f7ed9b0438af2ba0f66483f7f9aaf |
| Manifest | 6106d4291a4e33b3ea16022ade50ac9adfd14f0f2de54ffb8b68f37ad0e77172 |
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 | nZtbc7GdnTpKTnd+m03dZYahBMgHaQz2IAxyyU7uq089OdaMilj1vyOweUyTagaXJitVRZJsQFEgqzwncO8DDA== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:57:42.594955Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052155observed 6a4d047001bb447fafe169b18f080319...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:42.573761Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052155/manifest.jsonobserved 6106d4291a4e33b3ea16022ade50ac9a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:42.555663Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052155/publication.mdobserved 565e35065453b6b1d6c7c30a13f580fb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:42.537668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052155/publication.txtobserved e653d0af01936c4144552b0dd805b2d0...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. |
|---|