OT-2026-000089725
Publication integrity record
Three cup vacuum gripper, three zone face, four outlet manifold, plant vacuum 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-2026-000089725) never changes.
Identity and time
| Publication number | OT-2026-000089725 · never reused |
|---|---|
| Internal UUID | 01a0ae9c-1a22-74fe-88fd-f341f9887369 · 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-2026-000089725 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3283bac0eabb4b016fed1b5feeab611b66d2b65f6eef558398599147e733b5e2 |
|---|---|
| Markdown | 949ed2c0abcb9159b32bc257fb7e1c9c92fc1fae5637a55d6652a71eab2e4064 |
| Publication page | 9908b63b361fedea5f95610cdf4e3ca4338c84516ecdebe98bacf5e273b7ddcb |
| Manifest | 0c155d33489a6f31bf831f74b2d78355644088fecc9d5ffa6c5b5b22f4aa45b6 |
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 | sme1IjGUZM8gmq11ysU6CA6HXs6SxVyzDV+OAz4NGYslFMGNT1gSyMUgoB+SXVmom7tI12P/e3NOQvGSGZziCA== |
| 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
| 2026-09-17T09:46:43.927885Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089725observed 9908b63b361fedea5f95610cdf4e3ca4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:46:43.909006Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089725/manifest.jsonobserved 0c155d33489a6f31bf831f74b2d78355...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:43.892800Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089725/publication.mdobserved 949ed2c0abcb9159b32bc257fb7e1c9c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:46:43.874497Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000089725/publication.txtobserved 3283bac0eabb4b016fed1b5feeab611b...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. |
|---|