OT-2026-000089541
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, two stage ejector, manifold pressure sensor, sustained 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-2026-000089541) never changes.
Identity and time
| Publication number | OT-2026-000089541 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7922-af87-c1418ca95394 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:04:21.039513Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000089541 |
| Status | PUBLIC |
Content hashes
| Canonical text | 9542fd5fc455d2e8d868e9098406a21b9246307af746ba9e89e95d5a896d1f9f |
|---|---|
| Markdown | 2971174061903343827d065c3c99c4f4a748687814c7bfc613cd5b9643323cac |
| Publication page | 2a89e101f9e5d49c671ffa53453801b2befb7f573274e9fc6fef03c0d8da4c70 |
| Manifest | a64c01dc5e96cf9edc6c6b2b093a8bc420e2bd280d6437e5dce635a4ea05a7a1 |
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 | 4hcHEVQawl9E5VCdPck9wmWzU7S8r90l3JMcStyeyyl85fXdQKvJWD8Vg3r3Y59rTenJszDzjrg5hJ8oitnGDg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:46:30.419352Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089541observed 2a89e101f9e5d49c671ffa53453801b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:30.402280Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089541/manifest.jsonobserved a64c01dc5e96cf9edc6c6b2b093a8bc4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:30.384289Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089541/publication.mdobserved 2971174061903343827d065c3c99c4f4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:30.367049Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089541/publication.txtobserved 9542fd5fc455d2e8d868e9098406a21b...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. |
|---|