OT-2026-000021707
Publication integrity record
Two bellows cup vacuum gripper, two zone face, common isolation valve, plant vacuum fed, 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-2026-000021707) never changes.
Identity and time
| Publication number | OT-2026-000021707 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-7d4d-b9dd-04ef6b97d0fc · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:53.201585Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021707 |
| Status | PUBLIC |
Content hashes
| Canonical text | 59d5bb7d87f6628cdbcbce5f45a4838e0b5be58f131e7490262e91e3daa1b1c6 |
|---|---|
| Markdown | fa2afecb2c25b4cce6066d1f2cc24702788dbac943590ebe3136696e9deb504f |
| Publication page | 4cda49bf6bb800d845a5ddbca9427706c16c8844edb082f4fd6f35736c762364 |
| Manifest | 20007d9106e02f19c90b603ea8c43f8437fb35c3033f29c23de501f1414f8c88 |
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 | KXbOW6cfC/RvHqPxVe/dHeQIz8CBXtY+OVq86AdIIlB9yTd9YGNz7j7d6mKYOgnu6MlePzWMDVvZt1o1Zf8NCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:54:03.920060Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021707observed 4cda49bf6bb800d845a5ddbca9427706...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:03.900080Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021707/manifest.jsonobserved 20007d9106e02f19c90b603ea8c43f84...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:03.881776Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021707/publication.mdobserved fa2afecb2c25b4cce6066d1f2cc24702...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:03.864030Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021707/publication.txtobserved 59d5bb7d87f6628cdbcbce5f45a4838e...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. |
|---|