OT-2026-000081828
Publication integrity record
Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, plant vacuum fed, supply line pressure sensor, vented after 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-2026-000081828) never changes.
Identity and time
| Publication number | OT-2026-000081828 · never reused |
|---|---|
| Internal UUID | 01a0ae97-0f75-7afb-bca3-0757107cbb79 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:58:50.648824Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000081828 |
| Status | PUBLIC |
Content hashes
| Canonical text | b0771177d22ba9f0b15042e14bba729b155596e704e9789a97b9fab927f06248 |
|---|---|
| Markdown | 658714abf9a41353703606b0bdff2e708bcd94e1fe83d7d98f8c159acf0192be |
| Publication page | b4b52645c2c38a09212b69cf9aeb7da206c332e328e0bc43d2addac3ac86df4f |
| Manifest | 8a6931ff987ab3d0d661e468ca6f49a882b7081d7347f28749b3af82064c2701 |
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 | IVr1Gnz1h1kcPT5DrXvtEGGNKRfLB1Ovkg9SojMGZdBlNvjBqkSFx//TeEihwq0KiZB3u8NDERXgC5Urr1HxAA== |
| 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
| 2026-09-17T09:59:56.214394Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081828observed b4b52645c2c38a09212b69cf9aeb7da2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:59:56.192508Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081828/manifest.jsonobserved 8a6931ff987ab3d0d661e468ca6f49a8...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:56.169531Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081828/publication.mdobserved 658714abf9a41353703606b0bdff2e70...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:59:56.145270Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000081828/publication.txtobserved b0771177d22ba9f0b15042e14bba729b...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. |
|---|