OT-2026-000030442
Publication integrity record
Four pad foam vacuum gripper, four 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-2026-000030442) never changes.
Identity and time
| Publication number | OT-2026-000030442 · never reused |
|---|---|
| Internal UUID | 01a0ae73-e503-79e2-9dfa-597903b4d52c · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:26.007257Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030442 |
| Status | PUBLIC |
Content hashes
| Canonical text | a6398d737b7b5295650d1517b3f8c5197d592b1644cda5a3d67c18f89698f35d |
|---|---|
| Markdown | db46389c06070f7cc80ae721078782e7609e0393330f331c5e4df7fdfd3d24d1 |
| Publication page | c128f1480cdce01af81d4d52fcd9618a3bf1bd417f5a80fe4940b0ef7e2b44e6 |
| Manifest | 2a338424e05d5a8d12936c15d0392bf83d8d3fa2f3e8c68825672c39af7f57f8 |
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 | myScVmT94i628luj+40pLIGfLc7bGzNZhM1rE9SOU1ofb8GDkUGGkJWXjYN88+vxy2PA9kqryC5n82hW07YVDA== |
| 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
| 2026-09-17T11:38:11.005739Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030442observed c128f1480cdce01af81d4d52fcd9618a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:38:10.988633Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030442/manifest.jsonobserved 2a338424e05d5a8d12936c15d0392bf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:10.969196Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030442/publication.mdobserved db46389c06070f7cc80ae721078782e7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:38:10.949892Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030442/publication.txtobserved a6398d737b7b5295650d1517b3f8c519...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. |
|---|