OT-2026-000087619
Publication integrity record
Four bellows cup vacuum gripper, four zone face, plant vacuum fed, supply line pressure sensor, sustained 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-2026-000087619) never changes.
Identity and time
| Publication number | OT-2026-000087619 · never reused |
|---|---|
| Internal UUID | 01a0ae9a-cd53-7434-874a-4c6fe440fdaf · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:02:55.852518Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000087619 |
| Status | PUBLIC |
Content hashes
| Canonical text | 28f0d68e348a50d6155c889234f94096fb4196e815528e82b4a8274b69259ed4 |
|---|---|
| Markdown | 86c59827c3c1750e2a52eaafe6ab6e8a9c7cda5f59187147cd2881d4f443eb91 |
| Publication page | 088f67e13c1a7e7398f32f0ce1a9a4407a7e115f27e912d1b0cc10285da8afa7 |
| Manifest | 6e13a9e42f82955520ea9bafe4dae4cb98a400dbcbcfb07cd412c6a538601018 |
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 | v6v90vCtVPWt59fvlilUOZV/8XtxCwzdPYRTm43cbtPusQjo4YEY+2t28OBjDc6Ptf54yilp+IER5ma+VnhNBg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:07:03Z batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof root 061e9ae86cc297cdce873398aaec3f72... |
|---|
Independent retrieval
| 2026-09-17T09:51:03.856008Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087619observed 088f67e13c1a7e7398f32f0ce1a9a440...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:51:03.840185Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087619/manifest.jsonobserved 6e13a9e42f82955520ea9bafe4dae4cb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:03.823127Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087619/publication.mdobserved 86c59827c3c1750e2a52eaafe6ab6e8a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:51:03.802328Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000087619/publication.txtobserved 28f0d68e348a50d6155c889234f94096...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. |
|---|