OT-2026-000071829
Publication integrity record
Four cup vacuum gripper, four zone face, common isolation valve, pump fed, 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-2026-000071829) never changes.
Identity and time
| Publication number | OT-2026-000071829 · never reused |
|---|---|
| Internal UUID | 01a0ae92-1e92-77a2-8bc5-f55cc467c688 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:53:26.841552Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000071829 |
| Status | PUBLIC |
Content hashes
| Canonical text | 7b649a184b6f6a6f0d1cc1e1b42b73211af4bdf3f0a25a25104928beacb2f72a |
|---|---|
| Markdown | 49a0c4945c9a1d632adc1258a7dd759cfac8f4c36cb1137ad4de124d2e0e522f |
| Publication page | 40424f748893bd96297d6538261e084da1ccc7b704faa329612071bc24bd9154 |
| Manifest | 1d84dcc7f1ff571c0e6867d185c7c95f12e9b6d2c95dd422159a7591c3def79e |
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 | 3rcWEsN+ya9/Sa3phKaTJnjG1eXCagBWWxgmYvfvPIcFHP2QT2WKeWOKoTPK9ky03fUE/Yu3UGcKFitstZFQDQ== |
| 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
| 2026-09-17T10:24:00.279976Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071829observed 40424f748893bd96297d6538261e084d...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T10:24:00.262974Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071829/manifest.jsonobserved 1d84dcc7f1ff571c0e6867d185c7c95f...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:00.245653Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071829/publication.mdobserved 49a0c4945c9a1d632adc1258a7dd759c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T10:24:00.227552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000071829/publication.txtobserved 7b649a184b6f6a6f0d1cc1e1b42b7321...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. |
|---|