OT-2026-000051818
Publication integrity record
Foam pad vacuum gripper, pump fed, vented 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-2026-000051818) never changes.
Identity and time
| Publication number | OT-2026-000051818 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c84-746d-b512-badb98dbf6a2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:37:27.829082Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000051818 |
| Status | PUBLIC |
Content hashes
| Canonical text | 75720da87d76e5bafe1986e6bf007219066c5adbee53d4ba045eb2e381002985 |
|---|---|
| Markdown | 197306a8c69e326f107697cdf8099415655d5c9e7e3c423c41e6bcd3304197ca |
| Publication page | e379523edd30793ec52d7feca4bc9428fcccf6c64aff5fa8fae656bc18add8a8 |
| Manifest | 82a7ad3cfd438ab8d53633644dd7f0c3fe6c87c02fedc2d0c406ec36b8276fda |
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 | P3w9KicNNaNpAMmTuJW1pW1EYNiSFyj7pi6bABggcUbIWZ3rbLnNUK1mWElDqvcCBo25TD7Ow9E5KlGc+aDrAA== |
| 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
| 2026-09-17T10:58:44.290649Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051818observed e379523edd30793ec52d7feca4bc9428...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:44.270696Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051818/manifest.jsonobserved 82a7ad3cfd438ab8d53633644dd7f0c3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:44.250497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051818/publication.mdobserved 197306a8c69e326f107697cdf8099415...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:44.229917Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051818/publication.txtobserved 75720da87d76e5bafe1986e6bf007219...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. |
|---|