OT-2026-000019378
Publication integrity record
Six pad foam vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000019378) never changes.
Identity and time
| Publication number | OT-2026-000019378 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f392-7469-aeae-d710e762d8bb · 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-2026-000019378 |
| Status | PUBLIC |
Content hashes
| Canonical text | f0c2c1ae8976b3e4e30d2ec0b96c6fc1f974a7767f44ea27743e42960e1be80b |
|---|---|
| Markdown | 2cb7d90f8742c0e35f72bfd36091ca62713acc7f5b22c5ae4040fdd5879c7d5e |
| Publication page | 01e3be59eca75ddc32a6ce0cb8ae9b8ba9af7174873b5d0b4448d71df0d42e6b |
| Manifest | 3d722bfe10644f748388b12059b13ae7a001581f197cbafcdc08238f33277a9a |
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 | DdhDFWOp0zG4gVacRJK6Y4P1PKGkdBPOLjM/kY2T5zkTqr7Bb5C+tzxZ72ALcfrEty0QpWy8oPizL1mrRwJWAQ== |
| 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
| 2026-09-17T11:58:45.692620Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019378observed 01e3be59eca75ddc32a6ce0cb8ae9b8b...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:45.673729Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019378/manifest.jsonobserved 3d722bfe10644f748388b12059b13ae7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:45.654866Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019378/publication.mdobserved 2cb7d90f8742c0e35f72bfd36091ca62...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:45.636113Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019378/publication.txtobserved f0c2c1ae8976b3e4e30d2ec0b96c6fc1...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. |
|---|