OT-2026-000015224
Publication integrity record
Single bellows cup vacuum gripper, two stage ejector, 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-2026-000015224) never changes.
Identity and time
| Publication number | OT-2026-000015224 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-ef48-740f-8162-bebe22d8582b · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:55.421510Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000015224 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1b2d79631e7592cc56b0027d98543e7ffe2be85c6561b6aaeeb5d59b0814334d |
|---|---|
| Markdown | 391c3b656467009c46e00223f3822e79eafb33e8fd2072e1ab5af0798c8a2cd8 |
| Publication page | c5c715153cbe13941e6361d8b7a555605e9c625a341fbf0635e5f3307eb11085 |
| Manifest | 5c501cbcca89e99dbca34831edaf5d36eb4cfe784ba6dffd3dff3ee534c07b31 |
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 | Gqfs3toE3YM6w72WtJuPVoR+Ak4xaC2zM5jCHefdSTNuQFapEplXg2y0OpjZQGSG3I08Ts4ffhrnRMFSUx+/Cw== |
| 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
| 2026-09-17T12:05:51.866997Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015224observed c5c715153cbe13941e6361d8b7a55560...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:05:51.849201Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015224/manifest.jsonobserved 5c501cbcca89e99dbca34831edaf5d36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:51.830788Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015224/publication.mdobserved 391c3b656467009c46e00223f3822e79...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:05:51.811530Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000015224/publication.txtobserved 1b2d79631e7592cc56b0027d98543e7f...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. |
|---|