OT-2026-000021162
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, common isolation valve, pump fed, manifold pressure sensor, 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-2026-000021162) never changes.
Identity and time
| Publication number | OT-2026-000021162 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-865b-7e22-a4e2-4b5104e710a4 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:39.631048Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000021162 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a2c0876efc10cd3fa81b9613a22d3159e6f51f2ec3e162216dd964799697597 |
|---|---|
| Markdown | cb0c5fa4a731f2bd5ce0c7b36efdb50a0040a76e6ba104cf592fc2666bdbaba8 |
| Publication page | 675b8a30ad497aa9407b30f377391408365bc8c3aa0b28a81352fe34ba960c6e |
| Manifest | 9b412f14856b251dd39d217191e5e83b83f7f1b1619f3a6d0579a43c619ff4f4 |
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 | fCAZfMgo4lDZgPX8EMOm40dDjBstvhdBF1iiwNSsWXm1u2LZBHS99u+HIRp5QkSJT8cveU3gI/CXuLYnCuFkCw== |
| 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
| 2026-09-17T11:54:55.718580Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021162observed 675b8a30ad497aa9407b30f377391408...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:55.686326Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021162/manifest.jsonobserved 9b412f14856b251dd39d217191e5e83b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.652829Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021162/publication.mdobserved cb0c5fa4a731f2bd5ce0c7b36efdb50a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:55.633944Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021162/publication.txtobserved 1a2c0876efc10cd3fa81b9613a22d315...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. |
|---|