OT-2026-000019663
Publication integrity record
Three bellows cup vacuum gripper, three zone face, three stage ejector, pulsed blow-off before 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-2026-000019663) never changes.
Identity and time
| Publication number | OT-2026-000019663 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-1fb3-7c80-a1d1-033e67729301 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:13.354643Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019663 |
| Status | PUBLIC |
Content hashes
| Canonical text | e7c9499300d01453f2f106b37614494f0eddd60907c25ebd2215302395d18223 |
|---|---|
| Markdown | c7f7f07c129d7d77b231105ba54ad721739f160df83b8835f7519ca056b63e0a |
| Publication page | 4366b467ccd5857d25365c778034fb7b0e595bd14e7b2cfc109023ca8f716d96 |
| Manifest | b636d7db619dab46853e47a1c7cfb39c1d01bfe52943b640697b153490085d20 |
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 | mjcruaRGRRUn1CSTty6+PD/keVH0xbJXsaa8M5SD5jCADNF8kPiY3D1wZRch4a1XMZhHFCEoJJrYJxeQr+UaCg== |
| 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
| 2026-09-17T11:57:43.800814Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019663observed 4366b467ccd5857d25365c778034fb7b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:57:43.783739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019663/manifest.jsonobserved b636d7db619dab46853e47a1c7cfb39c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:43.767145Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019663/publication.mdobserved c7f7f07c129d7d77b231105ba54ad721...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:43.749037Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019663/publication.txtobserved e7c9499300d01453f2f106b37614494f...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. |
|---|