OT-2026-000019538
Publication integrity record
Foam pad vacuum gripper, common isolation valve, two stage ejector, supply line pressure sensor, pulsed blow-off before set-down
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-2026-000019538) never changes.
Identity and time
| Publication number | OT-2026-000019538 · never reused |
|---|---|
| Internal UUID | 01a0ae6e-f394-7130-992a-8ae96ceb29a7 · 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-2026-000019538 |
| Status | PUBLIC |
Content hashes
| Canonical text | 1a77cc901b83f6507342fa8c9f606fe39183e6be233e582549c5c57cb24f8599 |
|---|---|
| Markdown | 24ecca2d35626e773a38785bb62d580d876f1aca02cb1803f5447e2d71d2c1a5 |
| Publication page | 8de8b9c2725ca1edf5a178a5e7c1d2e306a201493440583ddc25c0374b0d871e |
| Manifest | 6156c188d756652fdd65f9e3b7436299c0ff885bcda2516e385344c4f884e88d |
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 | o+dVvEgCbu+n8FZJQJitKdNjevPusT8r5oRNqcoAA0uvCoAPfwi7qVX687auG9UCIwiZGJOxPoWbNlEpDJGYAg== |
| 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
| 2026-09-17T11:58:58.666543Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019538observed 8de8b9c2725ca1edf5a178a5e7c1d2e3...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:58:58.649859Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019538/manifest.jsonobserved 6156c188d756652fdd65f9e3b7436299...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.633640Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019538/publication.mdobserved 24ecca2d35626e773a38785bb62d580d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:58:58.613618Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000019538/publication.txtobserved 1a77cc901b83f6507342fa8c9f606fe3...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. |
|---|