OT-2026-000020546
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, 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-2026-000020546) never changes.
Identity and time
| Publication number | OT-2026-000020546 · never reused |
|---|---|
| Internal UUID | 01a0ae6f-437c-7050-ab45-e45873576913 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:22.507199Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000020546 |
| Status | PUBLIC |
Content hashes
| Canonical text | 550105427a201a9e302aad48e04d9c3f5bd74f6728da71638fbbc12c7cc3fbd5 |
|---|---|
| Markdown | 4d6f18c1d6f48e404debee7d7354714d6505863971c095db63042f28f4c70f9e |
| Publication page | 9a0602af04095abe281a0a217c1bcb3d06c0ccd77d35bd8c3971fa5c85e93007 |
| Manifest | e9e341433e9335265f009c77fda206fe1910c0b9609ca8a6da3a740f01c5c74d |
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 | PcfHx5jAIQ+k353ZEIk6iJzp8/QRZDkEolRehlnjAmV2varjdlw2cMYsemO6S3gBhUzKqpzyJ2MM6L2q3vBJBg== |
| 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
| 2026-09-17T12:00:31.895092Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020546observed 9a0602af04095abe281a0a217c1bcb3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:00:31.872912Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020546/manifest.jsonobserved e9e341433e9335265f009c77fda206fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:31.853561Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020546/publication.mdobserved 4d6f18c1d6f48e404debee7d7354714d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:00:31.831485Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020546/publication.txtobserved 550105427a201a9e302aad48e04d9c3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:34.458208Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020546observed 9a0602af04095abe281a0a217c1bcb3d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:34.439876Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020546/manifest.jsonobserved e9e341433e9335265f009c77fda206fe...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:34.420879Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020546/publication.mdobserved 4d6f18c1d6f48e404debee7d7354714d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:57:34.402450Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000020546/publication.txtobserved 550105427a201a9e302aad48e04d9c3f...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. |
|---|