OT-2026-000004382
Publication integrity record
Vacuum cup gripper, three zone face, two stage ejector, pressure verified, contact triggered
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-2026-000004382) never changes.
Identity and time
| Publication number | OT-2026-000004382 · never reused |
|---|---|
| Internal UUID | 01a0a915-cef5-7a2e-b777-5c4854475d2c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-16T07:19:33.880544Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000004382 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9ee4de7628e39747bdea3432266b2d7968d7492c7fa95f932828bf579dd1db74 |
|---|---|
| Markdown | 271ae2c9309e07e4cc8cf5d7feac5ad7bba0238a178a79f7848b4b3bdd45329f |
| Publication page | 640316b2f2ee240587e98658cf35462942bee97d14f2172621ed994451e05163 |
| Manifest | 0844aeadcfb79b7df4636f30dcd8163233859375201c7cf97f0db1cfcce49b5d |
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 | 0ZGHZvw5EXMdia++eWA3blVIU/tm/8rTwWYcRk4s3pUCqZNipuiBzrE1ooMa9dWi4HYqLUmZW76jOFty9nIADw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-16T07:27:02Z batch OT-TS-2026-W38-009 · RFC 3161 token · inclusion proof root aada101caea153fd76622afa3661a5b8... |
|---|
Independent retrieval
| 2026-09-16T07:20:04.181975Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004382observed 640316b2f2ee240587e98658cf354629...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-16T07:20:04.169614Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004382/manifest.jsonobserved 0844aeadcfb79b7df4636f30dcd81632...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:04.156670Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004382/publication.mdobserved 271ae2c9309e07e4cc8cf5d7feac5ad7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-16T07:20:04.143915Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000004382/publication.txtobserved 9ee4de7628e39747bdea3432266b2d79...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. |
|---|