OT-2026-000051798
Publication integrity record
Foam pad vacuum gripper, plant vacuum 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-2026-000051798) never changes.
Identity and time
| Publication number | OT-2026-000051798 · never reused |
|---|---|
| Internal UUID | 01a0ae83-7c84-7bda-a636-12dcb3701ab2 · 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-2026-000051798 |
| Status | PUBLIC |
Content hashes
| Canonical text | d9f0a85535b904aee1e5b7346c66a5ade8d6b8a4749084c6527b0763dbe11b7c |
|---|---|
| Markdown | e385eaf5bfc111732bb8c11b7fe42d8ccff07c3628d95f14cdf808fd58db0847 |
| Publication page | e2006faa420d22c35eef92f46c103fbf6858d80b9ae4a0f658ee18dea25e633f |
| Manifest | 41af645f10264630c8005b76e88fafdd65575123bc3fe412edcaf47f97e47f63 |
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 | q9hQxYPAlYxRct5XPygD6rWCwej6khRTWzpkp6vFMSRtDSF3gCI8mI4ri8EPO2qLkXuqUJdlSt6YpAJD/ApEBA== |
| 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
| 2026-09-17T10:58:42.713743Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051798observed e2006faa420d22c35eef92f46c103fbf...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:58:42.697142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051798/manifest.jsonobserved 41af645f10264630c8005b76e88fafdd...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:42.677892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051798/publication.mdobserved e385eaf5bfc111732bb8c11b7fe42d8c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:58:42.658636Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000051798/publication.txtobserved d9f0a85535b904aee1e5b7346c66a5ad...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. |
|---|