OT-2026-000028037
Publication integrity record
Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, supply line 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-2026-000028037) never changes.
Identity and time
| Publication number | OT-2026-000028037 · never reused |
|---|---|
| Internal UUID | 01a0ae72-a51f-7ade-847d-9c5ca8b9d666 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:19:04.113553Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000028037 |
| Status | PUBLIC |
Content hashes
| Canonical text | f167b954ece40676f7940b8a5eb44128b8a564b0b4f5a219ce7315bd3ce52a3f |
|---|---|
| Markdown | 64321749848623dd1304618eab9116356afcbb69758e0452cea606c6cc26d4f1 |
| Publication page | 4eace2523f138a8bb2da2f3fa4a416a6c03ba65d419003dff01710b426c3e2d8 |
| Manifest | 03944d6984b312daff312f8bfc683ef27f74023f56aaeaeda6d08fe8e3dd79eb |
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 | jVKOn3y3vB8z+LTrC87TDrLAEgZzxzSNFStIs+AjhwtlB0AFMWr9PfkLzh0lN/kFsbVsRrUG/rB1gvpl6QDBCw== |
| 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
| 2026-09-17T11:42:21.539090Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028037observed 4eace2523f138a8bb2da2f3fa4a416a6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:42:21.521827Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028037/manifest.jsonobserved 03944d6984b312daff312f8bfc683ef2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.503612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028037/publication.mdobserved 64321749848623dd1304618eab911635...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:42:21.486913Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000028037/publication.txtobserved f167b954ece40676f7940b8a5eb44128...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. |
|---|