OT-2026-000044780
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, plant vacuum fed, pulsed blow-off after 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-2026-000044780) never changes.
Identity and time
| Publication number | OT-2026-000044780 · never reused |
|---|---|
| Internal UUID | 01a0ae7c-911b-744a-924e-206a8852ca4f · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:29:54.474009Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000044780 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9d635781075f5ea8e44cd9f5483a1b31f355ea8e36412537392073012c51f340 |
|---|---|
| Markdown | 0dcc60816e5f0332592d53777a4caac7c594fe7756fffc0c672790020a0a1db6 |
| Publication page | 173fa2ce5cb36e760bffc925cfe064f257426e8193a049ddc4475efb623609b3 |
| Manifest | d56634d1735254efbcd07a740b298fe3a377622608430584c19385c17e575e56 |
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 | gsh4lp8AGR6YUW1vVGitUm78WN+htGOQ8qfFK0OX04/pGCzSUzfJ7maNhPcYTxTfq4+x/N7yLNyzxxcjOaCCBw== |
| 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
| 2026-09-17T11:11:24.313169Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044780observed 173fa2ce5cb36e760bffc925cfe064f2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:11:24.294666Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044780/manifest.jsonobserved d56634d1735254efbcd07a740b298fe3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:24.275300Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044780/publication.mdobserved 0dcc60816e5f0332592d53777a4caac7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:11:24.256837Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000044780/publication.txtobserved 9d635781075f5ea8e44cd9f5483a1b31...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. |
|---|