OT-2026-000054992
Publication integrity record
Four bellows cup vacuum gripper, four outlet manifold, plant vacuum fed, manifold pressure sensor, pulsed 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-2026-000054992) never changes.
Identity and time
| Publication number | OT-2026-000054992 · never reused |
|---|---|
| Internal UUID | 01a0ae86-5e80-7401-b470-1da5e5aba996 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:36.756598Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054992 |
| Status | PUBLIC |
Content hashes
| Canonical text | a4cf2a7671dc22acf67bb6f11ac738ea477ddcff5beaacd5d0771431c76913f2 |
|---|---|
| Markdown | 4f2714deda29ee67c906bc24d6f9ae7fc94830028e465abdfe05207ce5a2ac92 |
| Publication page | 5ebbd5cff27bf5decc48fc2914e7a8bacff5b40924bc7614994662b999b0f045 |
| Manifest | a818ace111b2345b90440bcf93a919174910a399a2d45783ab980f99425d8246 |
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 | dSh4kW0MDSUfjWqfftTu3JojD1mEQ5Cg95untY2JC+HrfvsAigVoxbOAk9BZwL5urfRcf9NohuNNUzcrkJNNAQ== |
| 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
| 2026-09-17T10:53:07.274431Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054992observed 5ebbd5cff27bf5decc48fc2914e7a8ba...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:07.256202Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054992/manifest.jsonobserved a818ace111b2345b90440bcf93a91917...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:07.237844Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054992/publication.mdobserved 4f2714deda29ee67c906bc24d6f9ae7f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:07.218191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054992/publication.txtobserved a4cf2a7671dc22acf67bb6f11ac738ea...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. |
|---|