OT-2026-000052180
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000052180) never changes.
Identity and time
| Publication number | OT-2026-000052180 · never reused |
|---|---|
| Internal UUID | 01a0ae83-e790-70b8-acc9-2072f66db95c · 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-2026-000052180 |
| Status | PUBLIC |
Content hashes
| Canonical text | 94ad7b5875e1c6e49857ee0a2071c122eade9a618fa5f7420bc095f016a807ed |
|---|---|
| Markdown | 24f49de17122fb2768276aa1c9f8ab1a14b0a7bd5de9bf997db4bcd196b5d5d8 |
| Publication page | 2bb08a90e4d6fcf8bccf4ca16d96b3feac10e4387bfcdfc58c67c8aadedc797a |
| Manifest | 851f99e2a5b23949e99cf2a14723c37d14e5e43e7eb94a8797b189127e6d6653 |
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 | 3At4mZuUwGt6oLwCnMNF/PSRT2vpz1fu4iP8AA7iUJYjw8NHIFtvWwSN1mp63OBuSI1a8fPsqTb3l5Ow4yYjDA== |
| 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
| 2026-09-17T10:57:44.500198Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052180observed 2bb08a90e4d6fcf8bccf4ca16d96b3fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:57:44.482587Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052180/manifest.jsonobserved 851f99e2a5b23949e99cf2a14723c37d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:44.462797Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052180/publication.mdobserved 24f49de17122fb2768276aa1c9f8ab1a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:57:44.445457Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000052180/publication.txtobserved 94ad7b5875e1c6e49857ee0a2071c122...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. |
|---|