OT-2026-000053861
Publication integrity record
Four cup vacuum gripper, four outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000053861) never changes.
Identity and time
| Publication number | OT-2026-000053861 · never reused |
|---|---|
| Internal UUID | 01a0ae85-735e-7d0b-94c3-743c08d2122a · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:39:36.560124Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000053861 |
| Status | PUBLIC |
Content hashes
| Canonical text | c38d05c6b2b0c9d5bcbaeccd6b3160abf3bb019e69ae2e18c27a18f6d7850a3a |
|---|---|
| Markdown | e58730d60420250f4eee1bea87719a8d4ef4844d52bba721d7fcec51481b5cb3 |
| Publication page | 693a93ecfbbcb459a73acabcdd1f0d3f34d45ba9515c2f6098b077b7f03da99e |
| Manifest | be34d02e61a80e4cf5f505c3d414ceca5182061e769dccefc0595e3ef6f577a3 |
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 | WVEgtoaKUnz4MtCB5IThKOyTxbbm4OsT3FuoLAn1JpM+Soc9k1kc7tSZPI7p0u5oGgHNa0z78QmeI5rZU/YVAw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:47:04Z batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof root 954df3475fbcfbe27467725cfb2ec919... |
|---|---|
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
Independent retrieval
| 2026-09-17T08:40:37.061403Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053861observed 693a93ecfbbcb459a73acabcdd1f0d3f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:40:37.043625Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053861/manifest.jsonobserved be34d02e61a80e4cf5f505c3d414ceca...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:37.023463Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053861/publication.mdobserved e58730d60420250f4eee1bea87719a8d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:40:37.003843Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000053861/publication.txtobserved c38d05c6b2b0c9d5bcbaeccd6b3160ab...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. |
|---|