OT-2026-000027371
Publication integrity record
Four bellows cup vacuum gripper, four zone face, single stage ejector, 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-2026-000027371) never changes.
Identity and time
| Publication number | OT-2026-000027371 · never reused |
|---|---|
| Internal UUID | 01a0ae72-6997-7cbd-8352-b42884e3c506 · 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-2026-000027371 |
| Status | PUBLIC |
Content hashes
| Canonical text | 55d79b84d179e4d4fd95492bbc2fd1b4f326fea60d6f34949cf9526becb44d6b |
|---|---|
| Markdown | 01341bb97d2eb937b1346fc7ad8aa81fc735d1dc915a8c4866c4c7b35181b80b |
| Publication page | 56188bb066e893a17da29b16dc3347ae734815c1fc8b29c81fb7e012c2ed377d |
| Manifest | 8eeecb439564e240dfe8aa7d84c0b2317e50481829d855cd86022b5cf23320cd |
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 | HPcsMIfbez7GzXbFt3wP7iIhBvzdecT7Yd/Oir75USX5oT0Mew/sKkvLaJ4YdyvlNSIeCekNGzZP7LALqIO0Cg== |
| 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
| 2026-09-17T11:42:47.185044Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027371observed 56188bb066e893a17da29b16dc3347ae...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:47.167367Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027371/manifest.jsonobserved 8eeecb439564e240dfe8aa7d84c0b231...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:47.151852Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027371/publication.mdobserved 01341bb97d2eb937b1346fc7ad8aa81f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:47.136088Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000027371/publication.txtobserved 55d79b84d179e4d4fd95492bbc2fd1b4...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. |
|---|