OT-2026-000053251
Publication integrity record
Foam pad vacuum gripper, three zone face, pump fed, supply line pressure sensor, 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-2026-000053251) never changes.
Identity and time
| Publication number | OT-2026-000053251 · never reused |
|---|---|
| Internal UUID | 01a0ae85-0a14-7313-af1d-b22b61549587 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:09.762364Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053251 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4976bdd50f4bb2bf6c96bf9f883fd6a1e6bb3cd2972adc40c00894ec706350ba |
|---|---|
| Markdown | bcb9086b61e833ee1cb645e717a8d6891102cee056c0d1f1b4f3f5723cff8dff |
| Publication page | 34a41478161e75dd9c9dec62628cb999577677f084cf52f38676b93a972c55b4 |
| Manifest | 0faf0798bc776320782750a3e165fe447e5207e7177d150d043f7381fee92386 |
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 | HcqJb5uTj0KJZCaGh7r6vqHaxhNF3ev4MtmbO+Nuxv1j81Z7Fm55sYN36eZmwLIks/Yu4puuOjEkgSzTcMTqBA== |
| 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
| 2026-09-17T08:40:57.308888Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053251observed 34a41478161e75dd9c9dec62628cb999...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:57.286746Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053251/manifest.jsonobserved 0faf0798bc776320782750a3e165fe44...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:57.057942Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053251/publication.mdobserved bcb9086b61e833ee1cb645e717a8d689...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:57.011422Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053251/publication.txtobserved 4976bdd50f4bb2bf6c96bf9f883fd6a1...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. |
|---|