OT-2026-000049872
Publication integrity record
Single bellows cup vacuum gripper, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000049872) never changes.
Identity and time
| Publication number | OT-2026-000049872 · never reused |
|---|---|
| Internal UUID | 01a0ae81-fd76-75d2-8585-55873e05da3d · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:35:49.774136Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000049872 |
| Status | PUBLIC |
Content hashes
| Canonical text | adb8f14d08639e8e5d611cce259a0cf920f1b321054e93e3fcf46daebf41bbf8 |
|---|---|
| Markdown | 40f91edc1cfe79203d6413ea75737b9b66b31086ae79c61355f55ed1fb7c357e |
| Publication page | 525bd092fc8d33ed40e22168cdee75f3c5b421829e3c3fad1d507e0e81c7558f |
| Manifest | ba9a475b227cdf25c93b8ce3fd709c4e63a6365f7590ffb330a8e2f6cc71b0a3 |
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 | syXnFlqPk19r3TGHqaizXixUP1CjLgNUZPb3lOoJNikFxM+rOd7NYcjJaPbc1LpZx+QMag05a7nm/WtPsZz/Cw== |
| 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
| 2026-09-17T11:01:46.916142Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049872observed 525bd092fc8d33ed40e22168cdee75f3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:01:46.891834Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049872/manifest.jsonobserved ba9a475b227cdf25c93b8ce3fd709c4e...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:46.871618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049872/publication.mdobserved 40f91edc1cfe79203d6413ea75737b9b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:01:46.850067Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000049872/publication.txtobserved adb8f14d08639e8e5d611cce259a0cf9...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. |
|---|