OT-2026-000055493
Publication integrity record
Single cup vacuum gripper, common isolation valve, single 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-2026-000055493) never changes.
Identity and time
| Publication number | OT-2026-000055493 · never reused |
|---|---|
| Internal UUID | 01a0ae86-a102-7bfa-aa2f-ad4f1bcb29ed · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:40:53.783868Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000055493 |
| Status | PUBLIC |
Content hashes
| Canonical text | f5b3caa909930f98b78a77d7e2f9b21f889435bf977dd3ce4a4d6c1b3af4f509 |
|---|---|
| Markdown | 618f5804039c2f2509ed1bba7e996e528dad96f8d8a35c6c5a67ebeeff61a1dc |
| Publication page | b9e7d13bb4f2e86b5a3ed29f7814d12ce792479e1bc988abeefcb392cee5741c |
| Manifest | 7dfde2271122af233fb727f050b218e18779ec07c565d098faf0c23f885bcda6 |
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 | IbC1GnT11j/gMeYMyp+Ljpeoj8fQ0dYh5deSNOQRw0tcvJ8DX39K8ptS7ORVNwUOvOVpHvJgsovM+Y/7IPdkBw== |
| 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
| 2026-09-17T10:52:09.716902Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055493observed b9e7d13bb4f2e86b5a3ed29f7814d12c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:52:09.696772Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055493/manifest.jsonobserved 7dfde2271122af233fb727f050b218e1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:09.678410Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055493/publication.mdobserved 618f5804039c2f2509ed1bba7e996e52...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:52:09.658679Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000055493/publication.txtobserved f5b3caa909930f98b78a77d7e2f9b21f...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. |
|---|