OT-2026-000019506
Publication integrity record
Foam pad vacuum gripper, common isolation valve, single stage ejector, 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-2026-000019506) never changes.
Identity and time
| Publication number | OT-2026-000019506 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f393-7af6-b0a9-d6e91d4d6f78 · 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-2026-000019506 |
| Status | PUBLIC |
Content hashes
| Canonical text | f16850a8b277571b31f353d963cfdb9e926c5b8d89edcd22d35cd020a0220d54 |
|---|---|
| Markdown | 9670e3a00c8a78bd3b133a75afa0e9d2fd0fe76830998caf82a376d8e414f494 |
| Publication page | f6fbe6282e7b23da414d7dfd0918ae4d26c6667a4f58e652b045cbe934821ea2 |
| Manifest | 1424857e3cf3eaf0d486b17a5f84c0d1d819a2c330f73ca2881f11bc8c76c849 |
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 | D9f6rY+1tP+98NT8u8U5BqDDy4hSJnlOOz/VYzwCCxyJNyttekEO1yZwzBGTSkkTYcNGx+MrVBuklBQX7UXmBQ== |
| 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
| 2026-09-17T11:58:56.208533Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019506observed f6fbe6282e7b23da414d7dfd0918ae4d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:56.187808Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019506/manifest.jsonobserved 1424857e3cf3eaf0d486b17a5f84c0d1...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:56.168699Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019506/publication.mdobserved 9670e3a00c8a78bd3b133a75afa0e9d2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:56.151781Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019506/publication.txtobserved f16850a8b277571b31f353d963cfdb9e...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. |
|---|