OT-2026-000013932
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, pump fed, 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-2026-000013932) never changes.
Identity and time
| Publication number | OT-2026-000013932 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7488-b2dd-f7d8097efcd2 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013932 |
| Status | PUBLIC |
Content hashes
| Canonical text | 418057b11aa2b148f89ca5e5074bb58855c7abb04d68bfa657f2a874d7e8694a |
|---|---|
| Markdown | 94c8a39c6d4f7e7be24770da532a6f6f12f1e8a2c906142646d4462ee3263551 |
| Publication page | 139c36d3bb078b66e65e5900681e6662639e3a0b56c7c4dcef5a469dd8fc4ba5 |
| Manifest | 12f4964928faee1a0f8a96afcb021772241919ce001fc85e71e3dfd204c13e09 |
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 | HI5x/KdkJp/DBYq76EI4eh7JJs2jsanu+7X9Wn4oWTLCrML3ccygSjUf2R1Mz/IhH2R58nr5ndKPkWWzpt4/Cg== |
| 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
| 2026-09-17T12:09:04.181173Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013932observed 139c36d3bb078b66e65e5900681e6662...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:04.163905Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013932/manifest.jsonobserved 12f4964928faee1a0f8a96afcb021772...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:04.144977Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013932/publication.mdobserved 94c8a39c6d4f7e7be24770da532a6f6f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:04.126862Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013932/publication.txtobserved 418057b11aa2b148f89ca5e5074bb588...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. |
|---|