OT-2026-000021542
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, manifold pressure sensor, pulsed blow-off before set-down
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-2026-000021542) never changes.
Identity and time
| Publication number | OT-2026-000021542 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865e-7f03-9c76-4981929f3fa1 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021542 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3509bbefac73a3fcc637f6f6b2b0c38809485bdb98c03de399ce47d128f38655 |
|---|---|
| Markdown | 87d0e1898e442b4530747c6bf9785b52d3b18ce598e8847eaaac0b3a3406a6c1 |
| Publication page | d24ec142136e846c6d1c4d94e927b022fb0ac9ce72994605afea1bff5bad6abb |
| Manifest | b96fa85141f6abade088f4067b625a73f7a053fe0b099dbacbcfde9580bfee0c |
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 | P0KIgHtscR77ZPC5LoKWX+P3f7fgryNRMRoZDS75Lxkdb1H8bM4mMx4imEVL+hiZ9fmQIawq9kA8tqYWlJrPCw== |
| 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
| 2026-09-17T11:55:27.820041Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021542observed d24ec142136e846c6d1c4d94e927b022...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:27.799438Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021542/manifest.jsonobserved b96fa85141f6abade088f4067b625a73...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:27.780937Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021542/publication.mdobserved 87d0e1898e442b4530747c6bf9785b52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:27.762125Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021542/publication.txtobserved 3509bbefac73a3fcc637f6f6b2b0c388...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. |
|---|