OT-2026-000057537
Publication integrity record
Single cup vacuum gripper, three stage ejector, supply line pressure sensor, vented 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-2026-000057537) never changes.
Identity and time
| Publication number | OT-2026-000057537 · never reused |
|---|---|
| Internal UUID | 01a0ae88-2693-7274-b32c-3695191e4910 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:42:33.513637Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000057537 |
| Status | PUBLIC |
Content hashes
| Canonical text | b649883bbe72da4df4ed199dac28e8d40e62bb8d53c1a3d11c93ba793b0b00b2 |
|---|---|
| Markdown | 2062b2f6cae50b63ab82961160352a37f5d41229a4e65156aa859522ac35a2a4 |
| Publication page | aacac5bac6c7969c2fc9105e163a23b0d58d37be87985bcbf7273d5f5aa72fae |
| Manifest | c73c40e2124d285b4571424c1e57d15791e3a8bb6110b16c41db3aa30d19319b |
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 | Izf+U6JtYou5Hc6gShAWk7SuLFatgpTI815V/qsWUrnCeFs8qhvMu6ENvJ5QEwi0QHgrIJmuaRBa93fI5l9+BA== |
| 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... |
|---|
Independent retrieval
| 2026-09-17T10:48:04.488668Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057537observed aacac5bac6c7969c2fc9105e163a23b0...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:48:04.471255Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057537/manifest.jsonobserved c73c40e2124d285b4571424c1e57d157...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:04.454866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057537/publication.mdobserved 2062b2f6cae50b63ab82961160352a37...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:48:04.437477Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000057537/publication.txtobserved b649883bbe72da4df4ed199dac28e8d4...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. |
|---|