OT-2026-000015248
Publication integrity record
Single bellows cup vacuum gripper, three 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-2026-000015248) never changes.
Identity and time
| Publication number | OT-2026-000015248 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-7eb3-9e29-8a334c4b0fad · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015248 |
| Status | PUBLIC |
Content hashes
| Canonical text | c9ca084bdf6bd408444095affcaf714f982d6b6cd951a431091b48522205f476 |
|---|---|
| Markdown | 8ffaa0ab7e391708aa71dda0f423f50023be9a246e7fad62705720f289ae21a4 |
| Publication page | d5fec3075a9a1ea32da43934c9eca6741047e33f67dd928db6f9c8c5df0decd2 |
| Manifest | 3f6000b83728b5b05ab2123a527cc47d5d7199300152b476f7f6744f07384df1 |
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 | EDaY4wIpRO5V6JQ5L4ad4Kkwo4qpayrqOynm6SwuxNlLs3/QQnEi7WJa5ag1utXxJfJa1pGv/cYw7LlxrupsDQ== |
| 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
| 2026-09-17T12:05:53.743311Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015248observed d5fec3075a9a1ea32da43934c9eca674...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:53.724307Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015248/manifest.jsonobserved 3f6000b83728b5b05ab2123a527cc47d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:53.704419Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015248/publication.mdobserved 8ffaa0ab7e391708aa71dda0f423f500...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:53.684874Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015248/publication.txtobserved c9ca084bdf6bd408444095affcaf714f...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. |
|---|