OT-2026-000043539
Publication integrity record
Four cup vacuum gripper, four zone face, four outlet manifold, three stage ejector, manifold pressure sensor, 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-2026-000043539) never changes.
Identity and time
| Publication number | OT-2026-000043539 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-7b85-b5f5-4c2e1d6d42fe · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043539 |
| Status | PUBLIC |
Content hashes
| Canonical text | 67fca91f87f47c291cb7f13b7affc2cc49163cff433b29d68b51ff4d35e8982a |
|---|---|
| Markdown | 320bd953d59ee61e6cf7dc36316163959c874cb292afd560be08de8bb739a49d |
| Publication page | 9cd9c44e5e5892b96dda6cd0f5044261bb060d48647c20536925a88c1cb65e2c |
| Manifest | 187ce78bbaab14a0aa1f3046158672253ec156a31cbd7bba86b1ba6afd7637fd |
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 | orqdNp7XAgs4YHSeqkZp7mscOtIpq2orr/dg9iO4l607NO1i7gc/+Sig4v9oLvaOFTbPgrSVR1wS3sUZ9aeUDg== |
| 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
| 2026-09-17T11:12:55.278003Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043539observed 9cd9c44e5e5892b96dda6cd0f5044261...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:55.258461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043539/manifest.jsonobserved 187ce78bbaab14a0aa1f304615867225...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:55.239077Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043539/publication.mdobserved 320bd953d59ee61e6cf7dc3631616395...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:55.216523Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043539/publication.txtobserved 67fca91f87f47c291cb7f13b7affc2cc...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. |
|---|