OT-2026-000019383
Publication integrity record
Foam pad vacuum gripper, two zone face, 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-2026-000019383) never changes.
Identity and time
| Publication number | OT-2026-000019383 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-751e-b961-054473d43478 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:15:02.050431Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000019383 |
| Status | PUBLIC |
Content hashes
| Canonical text | 52576f88be6a7781cecc0d6d93b86f1c9e42b0ec79389b5de87cb5258301ee4f |
|---|---|
| Markdown | aac3e716367b2b31636d266cc95433a8e71c47bc63fb1bc9f8a2b101dac8b81b |
| Publication page | b7fde82e08a8edde038358e6d6cbbbe7c51abdfed8d88b0cd80fab92533c75e7 |
| Manifest | 15833048cd6e0c59f0637f7b30054c3c4e771908a4527f23193035ad9d81a1d8 |
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 | YZKbzjypHWdVEkVv1zXIJczUgvUhikoOlh6vzQwi4R7jGElohxDzqK+5hudT+4C2AJF+Gm8wcDq1rXjr+otcAw== |
| 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
| 2026-09-17T11:58:23.087612Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019383observed b7fde82e08a8edde038358e6d6cbbbe7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:23.068882Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019383/manifest.jsonobserved 15833048cd6e0c59f0637f7b30054c3c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:23.051863Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019383/publication.mdobserved aac3e716367b2b31636d266cc95433a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:23.033461Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019383/publication.txtobserved 52576f88be6a7781cecc0d6d93b86f1c...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. |
|---|