OT-2026-000054619
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, supply line pressure sensor, 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-2026-000054619) never changes.
Identity and time
| Publication number | OT-2026-000054619 · never reused |
|---|---|
| Internal UUID | 01a0ae86-1284-7e84-bdc1-671d043d09dc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:17.489937Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054619 |
| Status | PUBLIC |
Content hashes
| Canonical text | 5480615560fe45bd6357e45b7e610e4653f6bc6cdf721cedab65d0a010eaa292 |
|---|---|
| Markdown | b6cd1a9eea719236cc548598a7c4611cadd51f97d4b618a9aa6529c7bd0e7c44 |
| Publication page | 07e2cb902da859935a41c2e08b7b5b5e9939a2bcbe2cc832cb11407dd668ac31 |
| Manifest | 43a694568a8bb748b69a9098e6e125c433acb4f839e6e7f3866fab96ae7d1522 |
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 | E20dD/EpTX74klM2hJK26q1uRT4rtdQ/ny2H8S0j3s8VlB/orGiOTZeIu6LlQ4P6qGteis49h5SMK2yZyzyaBQ== |
| 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
| 2026-09-17T10:53:40.697370Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054619observed 07e2cb902da859935a41c2e08b7b5b5e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:53:40.678131Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054619/manifest.jsonobserved 43a694568a8bb748b69a9098e6e125c4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:40.660485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054619/publication.mdobserved b6cd1a9eea719236cc548598a7c4611c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:53:40.641156Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054619/publication.txtobserved 5480615560fe45bd6357e45b7e610e46...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. |
|---|