OT-2026-000042109
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, sustained 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-2026-000042109) never changes.
Identity and time
| Publication number | OT-2026-000042109 · never reused |
|---|---|
| Internal UUID | 01a0ae7a-5d71-742b-a187-fde260acd780 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:27:30.052779Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000042109 |
| Status | PUBLIC |
Content hashes
| Canonical text | 95dc85c6dfb3451324f9c471ac93837f9ece4e9508bbb34cf3e03307fe521cd4 |
|---|---|
| Markdown | 4936e5a374adbf7d66e4a625836f0c0da73397affe2d3d7484e934fc3356d329 |
| Publication page | 515bb2dc414a4a4783c4292fafe6602bae7974a465f35c0e4bc987390011bbc5 |
| Manifest | 192ed60947575dc0d31a02252789aca22f6e7bf0ef6302b3c77aeb24892b8408 |
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 | 8rV3W+HVaAyNB7l2A10Z6tputXuptW3ZI2sJMAuriJxccktwjDb6IqCB50sk3QTRwYTiun1AtuC0cwzudYGCCQ== |
| 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
| 2026-09-17T11:15:38.729575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042109observed 515bb2dc414a4a4783c4292fafe6602b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:15:38.711105Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042109/manifest.jsonobserved 192ed60947575dc0d31a02252789aca2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:38.691910Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042109/publication.mdobserved 4936e5a374adbf7d66e4a625836f0c0d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:15:38.671771Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000042109/publication.txtobserved 95dc85c6dfb3451324f9c471ac93837f...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. |
|---|