OT-2026-000043509
Publication integrity record
Three cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, sustained blow-off after 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-2026-000043509) never changes.
Identity and time
| Publication number | OT-2026-000043509 · never reused |
|---|---|
| Internal UUID | 01a0ae7b-92cf-7f6e-bdab-4ef5f00c0a90 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:28:49.254972Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000043509 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3b55c4c1d500bcc494c727eabd69d07b3f9273619dfab34f274f267d77b51a50 |
|---|---|
| Markdown | 563e60698872b264bf699263289495301d43c9d04506cdfe22ab411967728f6e |
| Publication page | 49042b10f7174c01485281aade065b483a803756dec8d212be1343b0a41042b7 |
| Manifest | 57ae245a9e959372a10a364484d2f4c723a4d288bc3a8cdca26c1c098386872c |
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 | Yw3qkit+D9i41+QqorQC1BGpt+H+Jp4hJ9hRo/qhJlqNVtfbrtjp6h0fgptJf1yMnkiVST3RQ+qw9kuWeZjxAA== |
| 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
| 2026-09-17T11:12:52.747988Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043509observed 49042b10f7174c01485281aade065b48...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:12:52.728619Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043509/manifest.jsonobserved 57ae245a9e959372a10a364484d2f4c7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:52.709542Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043509/publication.mdobserved 563e60698872b264bf69926328949530...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:12:52.689034Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000043509/publication.txtobserved 3b55c4c1d500bcc494c727eabd69d07b...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. |
|---|