OT-2026-000089601
Publication integrity record
Three cup vacuum gripper, three zone face, three outlet manifold, pump fed, 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-2026-000089601) never changes.
Identity and time
| Publication number | OT-2026-000089601 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a21-7aed-bc1a-67b76d178c26 · 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-2026-000089601 |
| Status | PUBLIC |
Content hashes
| Canonical text | 941f8c8db3564e8bb81271460f933d421ad14e1e0cdb368ed31361c632367ad0 |
|---|---|
| Markdown | 342554865e14ceff927963ff285e7a2c3522b1dd74ee3a2628481d049ef7f556 |
| Publication page | 188dcc405518b93d094d91187531d777b61f325563d8ab258645fe3bb90c9cca |
| Manifest | 1b4879951e07b4cc4c2dbf879f2a0f366a42c7d52c6437bffc0fcca097b1b98d |
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 | 5sf4cWh//ba8xze6Gy1PUkfnmBTlkNq9zvlc/+8JSKZuz0URLiMQq6Hzr5MqzI7WP4H9lYPJdWyHIe+B0w/HBg== |
| 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
| 2026-09-17T09:46:34.800475Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089601observed 188dcc405518b93d094d91187531d777...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:34.782002Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089601/manifest.jsonobserved 1b4879951e07b4cc4c2dbf879f2a0f36...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:34.763818Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089601/publication.mdobserved 342554865e14ceff927963ff285e7a2c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:34.745939Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089601/publication.txtobserved 941f8c8db3564e8bb81271460f933d42...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. |
|---|