OT-2026-000013904
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000013904) never changes.
Identity and time
| Publication number | OT-2026-000013904 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-8dea-7bf5-b364-a6e5731ec996 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:30.489074Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000013904 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3bc7492b8026332f4dbf12c002b9a44316e7a1be6d2797ed3ac491d9eb56e683 |
|---|---|
| Markdown | dfe177d38bc79c300780190d398cf6379cba4be7721cf7d741dce62f36e8bd25 |
| Publication page | 2877fb7ccaadeced28915e9f3a84ccb1a5cc2e3640e61d7f3e365adebc97fe9c |
| Manifest | a1baa5f7d510d25f8c64ffc9fa852cf834a9285b30b651783640ea01dbc2c08f |
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 | EgWfmmLJWzZ/7V37hoH3QbsBW46DUjGPucLYCzwQD5YP6vvwjApOrh6BK3wui0EIAyuKwDYMSA97BfQGWYbyDA== |
| 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
| 2026-09-17T12:09:01.899121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013904observed 2877fb7ccaadeced28915e9f3a84ccb1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:09:01.879990Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013904/manifest.jsonobserved a1baa5f7d510d25f8c64ffc9fa852cf8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:01.861575Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013904/publication.mdobserved dfe177d38bc79c300780190d398cf637...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:09:01.843683Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000013904/publication.txtobserved 3bc7492b8026332f4dbf12c002b9a443...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. |
|---|