OT-2026-000057223
Publication integrity record
Two cup vacuum gripper, two zone face, three outlet manifold, 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-2026-000057223) never changes.
Identity and time
| Publication number | OT-2026-000057223 · never reused |
|---|---|
| Internal UUID | 01a0ae87-d5bb-75a8-913f-364c0b62d618 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:12.973410Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057223 |
| Status | PUBLIC |
Content hashes
| Canonical text | f1a504c30a3b6807e67b523e9f1f7d0448e592a3b6d6b7a95ebac274e7cc4f57 |
|---|---|
| Markdown | 9870bba2e9321fa78a517c940d09234c7d01f53425da769f08395cfdf855ed0e |
| Publication page | 419ca324c50acbc02a6301954e46f9bb5d1b12197c32cbd4be83b524a811a50b |
| Manifest | 43c94c37ac98c244a44a321432ee659938ce67caa44380d8e0f77db37bca2073 |
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 | HtRw1zQz0Wo7sSsLOfPX5VwFYjv9bHUh9scgHJu9/6nu5fFLelClinYN+zeRNZmAtjvHarNW6drZav9Nqm7sDg== |
| 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
| 2026-09-17T10:50:16.718379Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057223observed 419ca324c50acbc02a6301954e46f9bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:50:16.702436Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057223/manifest.jsonobserved 43c94c37ac98c244a44a321432ee6599...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:16.686188Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057223/publication.mdobserved 9870bba2e9321fa78a517c940d09234c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:50:16.670053Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057223/publication.txtobserved f1a504c30a3b6807e67b523e9f1f7d04...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:22.383615Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057223observed 419ca324c50acbc02a6301954e46f9bb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:22.366356Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057223/manifest.jsonobserved 43c94c37ac98c244a44a321432ee6599...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:22.347965Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057223/publication.mdobserved 9870bba2e9321fa78a517c940d09234c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:22.330936Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057223/publication.txtobserved f1a504c30a3b6807e67b523e9f1f7d04...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. |
|---|