OT-2026-000053831
Publication integrity record
Foam pad vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000053831) never changes.
Identity and time
| Publication number | OT-2026-000053831 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735d-7fb8-9f44-7646f30d4d06 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053831 |
| Status | PUBLIC |
Content hashes
| Canonical text | a05739a5d4f5e6fad732d7bd22930e29b69a5233605247ea4e723a6463fb081c |
|---|---|
| Markdown | 0db53775cd1489d5e85dbb5481377f2c0f3590fa3c22c9d322693eb2f3d4db00 |
| Publication page | 690b18d8cc8769e2b478e7d28a59ac00209d602e9f886e0542640d6af8dccf88 |
| Manifest | de8e57445c04fb3757b1a9ebacc451e834159832e74e2c6ea315cf4da17c85be |
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 | D1YNFupzWIoWYjggTbRq7Yq95ZSnD6yWwjKFHw53GwlG13JrXm2xt9xVqSW1O1YgWcVmU5Z32DfHfmELk0RvAg== |
| 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
| 2026-09-17T08:40:34.671371Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053831observed 690b18d8cc8769e2b478e7d28a59ac00...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:34.652017Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053831/manifest.jsonobserved de8e57445c04fb3757b1a9ebacc451e8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:34.627319Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053831/publication.mdobserved 0db53775cd1489d5e85dbb5481377f2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:34.606958Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053831/publication.txtobserved a05739a5d4f5e6fad732d7bd22930e29...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. |
|---|