OT-2026-000053839
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-2026-000053839) never changes.
Identity and time
| Publication number | OT-2026-000053839 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735d-7e05-9f72-632788fec6f1 · 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-2026-000053839 |
| Status | PUBLIC |
Content hashes
| Canonical text | 53d312fe0f5d257555b21c7d50524a5d5c99609837dc0da1100134271370c402 |
|---|---|
| Markdown | f85a963c1b5402519b8df2cd49017d3465ccd978c1e09363a271a047a87ed06e |
| Publication page | 7d720fb84d7afa681af8f7db0fa33edad8b4bfa2dd586bf4381a4aa8816108f6 |
| Manifest | b9415c7879c4779c84714ad8d6d05472b7d796a47f8bdcfc0f555b008b474088 |
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 | K52YW1xWtX82xvkezWTdN8Nhf5r/ZG0U0O1pkmB/DdKZ46Od7rNGbchORTNqDHelMqnLV4S8o+ZMnP89SzT/Bw== |
| 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
| 2026-09-17T08:40:35.310360Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053839observed 7d720fb84d7afa681af8f7db0fa33eda...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:35.292080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053839/manifest.jsonobserved b9415c7879c4779c84714ad8d6d05472...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:35.274115Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053839/publication.mdobserved f85a963c1b5402519b8df2cd49017d34...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:35.255534Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053839/publication.txtobserved 53d312fe0f5d257555b21c7d50524a5d...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. |
|---|