OT-2026-000056548
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, single stage ejector, sustained blow-off after 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-2026-000056548) never changes.
Identity and time
| Publication number | OT-2026-000056548 · never reused |
|---|---|
| Internal UUID | 01a0ae87-7af5-79b7-89a1-d518826338c4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:41:49.577818Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000056548 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3ab98a352d5ebc969232eb319f5c2b59b3e21fa7a858fc28b06de35c7fe7f2c6 |
|---|---|
| Markdown | ec59facc18bc9db489381be632b4549fb0947440816db14056f1099e1bf2de68 |
| Publication page | 2e6ee8d52e18f74b1d0dfcaf61c4f2a5a51a44be3d7c67f9d1eee7c0a5dfe6dd |
| Manifest | 33b601b94cc497ed214c664d121c03157a4704af880e45cb1136e0d1706895e1 |
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 | hoIgUxZO1V2yvtRpG1BARb+7Ir9NAEvm2ZmboeYPlIs3uaxJg/vMNiXf5bBEMTaIatfXcfc6aIeKWnq6wImsDQ== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:49:52.849753Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056548observed 2e6ee8d52e18f74b1d0dfcaf61c4f2a5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:49:52.833209Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056548/manifest.jsonobserved 33b601b94cc497ed214c664d121c0315...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:52.815466Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056548/publication.mdobserved ec59facc18bc9db489381be632b4549f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:49:52.797464Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000056548/publication.txtobserved 3ab98a352d5ebc969232eb319f5c2b59...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. |
|---|