OT-2026-000021698
Publication integrity record
Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000021698) never changes.
Identity and time
| Publication number | OT-2026-000021698 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-bb59-79ad-853c-2a7399b09a2f · 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-2026-000021698 |
| Status | PUBLIC |
Content hashes
| Canonical text | c10c805ba9face15fceba126397721c4e2788796e14a1085841a29992942ead7 |
|---|---|
| Markdown | aa4eaa14bfd6d0082dfe0ac51c526dcc5da60fd7beb1585c73ba96dd744cef53 |
| Publication page | 24a4109039676aec71aee131abf850819f1e4c78d60e7bf44767d866aa305f60 |
| Manifest | 5357f1d922db57f7c249d9a95303544353e39d28d2647ce95c78bb1de7c5166d |
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 | 8s1z+0YAjU+coz/mUO/k95zFIBlP2LyiUeVH24olaHJFMGKR158KCwERXf3pBFX1G7NtmJiGsaW1EtId8RJyBg== |
| 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
| 2026-09-17T11:54:14.149613Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021698observed 24a4109039676aec71aee131abf85081...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:54:14.131404Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021698/manifest.jsonobserved 5357f1d922db57f7c249d9a953035443...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:14.112777Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021698/publication.mdobserved aa4eaa14bfd6d0082dfe0ac51c526dcc...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:54:14.094796Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000021698/publication.txtobserved c10c805ba9face15fceba126397721c4...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. |
|---|