OT-2026-000020657
Publication integrity record
Three cup vacuum gripper, three outlet manifold, three stage ejector, 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-2026-000020657) never changes.
Identity and time
| Publication number | OT-2026-000020657 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-65e2-707b-99fb-c5b6e15c3d62 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:31.316024Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020657 |
| Status | PUBLIC |
Content hashes
| Canonical text | 6e214b70416b30012820736a60cdfd485061bd16e951132c0d514d93ba961e4e |
|---|---|
| Markdown | 9f5d12910e97707a9117c5488d11dd4ea8d41725963d2aaa93b413814b973436 |
| Publication page | e6424f041af8b6f2163d5bbdeab518e48569474024b2c1345b1770926c7e41ff |
| Manifest | 26b446d6ce6a94664a52783f0c4e0e0c13c7da35ca2fc14654cf7bea4935491f |
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 | Ab2G6fqqRwXjSYV4qGH4IczzOHoldcgYWIuqNUzt4Ub2vSN5nxZlQZWswTbbVI64jjAvSG+4kufON3zkTORzDg== |
| 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
| 2026-09-17T11:55:36.723081Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020657observed e6424f041af8b6f2163d5bbdeab518e4...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:55:36.703292Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020657/manifest.jsonobserved 26b446d6ce6a94664a52783f0c4e0e0c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:36.683861Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020657/publication.mdobserved 9f5d12910e97707a9117c5488d11dd4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:55:36.665133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020657/publication.txtobserved 6e214b70416b30012820736a60cdfd48...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. |
|---|