OT-2026-000015312
Publication integrity record
Single bellows cup vacuum gripper, pump fed, 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-2026-000015312) never changes.
Identity and time
| Publication number | OT-2026-000015312 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef49-78fd-a73c-9e3304e0bca4 · 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-2026-000015312 |
| Status | PUBLIC |
Content hashes
| Canonical text | 664aa69b3ec9d47abea98717bd31f21d8c7a2ac4ca9531f31b60d8892e59849a |
|---|---|
| Markdown | b2e31454c7089d7b05f496c081c0ae86e8efe4e6b66b749eaba1bd0322fe49d6 |
| Publication page | 946e7d3074ec0115e8bf3815294422fd2151b13b73eea95134066edff077998d |
| Manifest | 112e6bcf3f7782f1363170b87f8f0d63163d0983f47b90f69d0358e8b26862d9 |
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 | HZy/8M9BMsuvmjRY1s0Hzxv5bIES4wzZYsYWWO6vYrhCm666ky6Z+wkI8FCyuk6+KdV2YR1L9ZoPQq3FYTrtCw== |
| 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
| 2026-09-17T12:06:00.346162Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015312observed 946e7d3074ec0115e8bf3815294422fd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:06:00.325160Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015312/manifest.jsonobserved 112e6bcf3f7782f1363170b87f8f0d63...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:00.306405Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015312/publication.mdobserved b2e31454c7089d7b05f496c081c0ae86...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:06:00.286744Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015312/publication.txtobserved 664aa69b3ec9d47abea98717bd31f21d...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. |
|---|