OT-2026-000027431
Publication integrity record
Foam pad vacuum gripper, three zone face, plant vacuum fed, pulsed blow-off before set-down
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-2026-000027431) never changes.
Identity and time
| Publication number | OT-2026-000027431 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6998-7976-b62d-b95868e6a50b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:18:48.928538Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000027431 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1c8dee1e66a999941e138fcf662edc7b28df2fb26770c2a363f8cc005e3bd0c5 |
|---|---|
| Markdown | 5de955d752e50d3b568f50d4936e79ae09c5a8993f1e2d0839ae8b1da11e6426 |
| Publication page | 9c994ffd3ca91f842d1afc940239a6fca9fdc4eac13d4409f2185ee976248425 |
| Manifest | 4e3d7858269068c9a0914fb44985ae175c1b44f17838ffe1bbe3b23c5a31dfd2 |
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 | XK0CNa/kn8ZDQ4vUzBpyAbB505ZOUwXlvfCuaBoo8HL24cCS6Q5TQ29nAMjGKIB39Az0pjDiSMEeILy83XK7Dg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:42:51.766701Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027431observed 9c994ffd3ca91f842d1afc940239a6fc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:51.747829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027431/manifest.jsonobserved 4e3d7858269068c9a0914fb44985ae17...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:51.729737Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027431/publication.mdobserved 5de955d752e50d3b568f50d4936e79ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:51.713634Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027431/publication.txtobserved 1c8dee1e66a999941e138fcf662edc7b...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. |
|---|