OT-2026-000052072
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000052072) never changes.
Identity and time
| Publication number | OT-2026-000052072 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e78f-7e25-aa6e-38ec0d7834d4 · 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-2026-000052072 |
| Status | PUBLIC |
Content hashes
| Canonical text | 27d60f90fb31f56215c244ea8708760476ca13498bb647e296a8f0dcda926271 |
|---|---|
| Markdown | 341843a13e09a152a15fa6288b70aa660e00b9fbb401192ebb4cb4fc3b5e198b |
| Publication page | 24a835bedc4d97d27894c324356caecb01d8341f83dfd2a0c1c5e11637081021 |
| Manifest | 020ae4f4d38ee36c8ae6595f4e00bb22fab34ea6ac066231bdf0c58c21727b76 |
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 | q5g4CWLf+eBMzSVZ4lzhBw7MHWaML1Efwkw1jX7wbs9Ki16SSHrAzfSNOvXBQoqv1lEtYXCr6mDuPRFHumwaAA== |
| 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
| 2026-09-17T10:57:35.857501Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052072observed 24a835bedc4d97d27894c324356caecb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:35.838231Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052072/manifest.jsonobserved 020ae4f4d38ee36c8ae6595f4e00bb22...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:35.818654Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052072/publication.mdobserved 341843a13e09a152a15fa6288b70aa66...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:35.799420Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052072/publication.txtobserved 27d60f90fb31f56215c244ea87087604...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. |
|---|