OT-2026-000054051
Publication integrity record
Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line 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-2026-000054051) never changes.
Identity and time
| Publication number | OT-2026-000054051 · never reused |
|---|---|
| Internal UUID | 01a0ae85-b3a7-7a9e-9301-7f40baefc898 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:53.019909Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000054051 |
| Status | PUBLIC |
Content hashes
| Canonical text | af9b370179dbade500b8f8c3e4264c7836e1c63be7e6237cd028806ce4e6a4b9 |
|---|---|
| Markdown | cf5a423d4f39069d18f6dfd033ec6666ddf3f1af11591b2d3b74c2a0765429f9 |
| Publication page | e1f7bff86d48c806a1568fd37d4a418fdde80110a9dccbf1928a3c57d68a0d2a |
| Manifest | 530a654f6a173655ba471100dd2f819152dbc03759393aeb6b8f3412299b0236 |
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 | sW7FQbrYxz9CXwnSUk87wntP4ODT6AJnASKzn9+vS8bIgYj/H5Qy+BBM4Ih2IQYZfanVAV3PDlBIfzwpAylbAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T10:54:25.421359Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054051observed e1f7bff86d48c806a1568fd37d4a418f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:54:25.403163Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054051/manifest.jsonobserved 530a654f6a173655ba471100dd2f8191...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:25.385191Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054051/publication.mdobserved cf5a423d4f39069d18f6dfd033ec6666...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:54:25.367081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000054051/publication.txtobserved af9b370179dbade500b8f8c3e4264c78...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. |
|---|